Pre-Calculus

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I need the answer to questions you have previous answered. 1.
I need the answer to questions you have previous answered. 1. 8/9 -3/5 = 2. Simplify the following expression: (xy-3/2x-2y2)2 3. Graph the following equation : y=2/3x + 2 4. What are the equation and … read more
Ryan
Ryan
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Question 1 of 40 2.5 PointsUse Gaussian elimination to find
Question 1 of 40 2.5 Points Use Gaussian elimination to find the complete solution to the following system of equations, or show that none exists. 2w + x - y = 3 w - 3x + 2y = -4 3w + x - 3y + z = 1 w… read more
Ryan
Ryan
Bachelor's Degree
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Question 1 Solve the following system of equations using matrices.
Question 1 Solve the following system of equations using matrices. Use Gaussian elimination with back substitution or Gauss-Jordan elimination. x + y + z = 4 x - y - z = 0 x - y + z = 2 A. {(3, 1, 0)}… read more
Ryan
Ryan
Bachelor's Degree
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for Ashok Kumar can you please assist me with this? 1. Solve
for Ashok Kumar can you please assist me with this? 1. Solve the linear system of equations x-3y= -6 A unique solution 6,4 B unique solution 6,-1 C infinitely many solutions t, 8t+7 D no solution 2. S… read more
akch2002
akch2002
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Master's Degree
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Lineal Equations Eliminating by the sustitution method
Lineal Equations Eliminating by the sustitution method 1) x - 2y = - 7 5x + 3y = - 9 2) - 2 y = - 4x + 10 y = - 8x + 6 3) - 3x - 3y + 3 = 0 9x + y - 27 = 0… read more
Osbert12
Osbert12
Master's Degree
2,468 satisfied customers
1. Find the complete exact solution of sin x = −√3/2. 2. Solve
1. Find the complete exact solution of sin x = −√3/2. 2. Solve cos 2x – 3sin x cos 2x = 0 for the principal value(s) to two decimal places. 3. Solve tan² x + tan x – 1 = 0 for the principal value(s) t… read more
Stevewh
Stevewh
Bachelor's Degree
7,610 satisfied customers
1. Simplify the following expression: sin 4x cos 3x + sin 3x
1. Simplify the following expression: sin 4x cos 3x + sin 3x cos 4x 2. Use half-angle formulas to solve the given problem. Find tanx if sin (x/2)=24/26 *x represents the angle sign-looks like a 0 with… read more
Chirag
Chirag
Master's Degree
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For John This is due this evening, so a prompt response would
For John This is due this evening, so a prompt response would greatly appreciated! I require an answer key to some problems. I need no work showed, just answers so that I ma compare too. The only exce… read more
Stevewh
Stevewh
Bachelor's Degree
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1. calculate the anti derivative of x cube dx a. x square
1. calculate the anti derivative of x cube dx a. x square + c b. 3x square + c c. x the power of 4 + c d. x the power of 4/4 + c 2. calculate the anti derivative of x the power of 2/3 dx. a. 2/3x the … read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
1) Multiply. 12ax^4(7ax^7 + 6x^4) 2) Simplify. -(4x-3) 3)
1) Multiply. 12ax^4(7ax^7 + 6x^4) 2) Simplify. -(4x-3) 3) Factor. Check by multiplying. -6 + 2x - 18y 4) Multiply. You should show all the steps on solving the problem. 9a^3x^7(11a^6x^9+12x^6-3a) 5) S… read more
ck_mba
ck_mba
Computer Engineer
Master's Degree
1,397 satisfied customers
Hi Ryan appriciated if you write the solution for these question (a) Solve
Hi Ryan appriciated if you write the solution for these question (a) Solve the system equations by equalizing coefficients: 4x-3y=11 2x+y=3 (b) Find what value of the constant k the following system o… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
I will tip as usual, more based on the number of problems:
I will tip as usual, more based on the number of problems: Multiply: (9y-7)(81y^2 + 63y + 49) (x+3)(x-5) (3a^2b^4)(4a^2b^2) -12(6x + 2) (7p -1)(49p^2 + 7p +1) (x+3)(x-3) 7ax^5(4ax^4 + 6x^2 +7) (x-3)(9… read more
akch2002
akch2002
M.Tech.
Master's Degree
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"for ryan" 1.find tan 2x if sin x = 0.5(in sec quad0 tan2x=? 2.simplify
"for ryan" 1.find tan 2x if sin x = 0.5(in sec quad0 tan2x=? 2.simplify the given expression by giving the results in terms of one half of the given angle.then use the calculator to verify the result.… read more
Ryan
Ryan
Bachelor's Degree
4,665 satisfied customers
Solve by the elimination method 1. 5x-y=39 x+y=9 2.
Solve by the elimination method 1. 5x-y=39 x+y=9 2. 5x+6y=19 -5x+y=44 3. 5x+y= -23 7x-3y= -41 4. 9x+y=88 8x+5y=107 5. 3x-7y=21 -5x+4y= -35 6. 2x-6y=0 4x+9y=0 7. -x+ 6y=5 -4x+ 24y=20 8. 24x+12y= -11 16… read more
Osbert12
Osbert12
Master's Degree
2,468 satisfied customers
1. Solve the equations by substition. 2x+y=12 y=4x 2.
1. Solve the equations by substition. 2x+y=12 y=4x 2. Solve the system using the substitution method. x-10y=57 7y-8x= -91 3. 3x+4y=2 x+y=2 4. 15x-10y=5 15y= -5+10x 5. 18x-2y=14 y=9x+7 6. 24x-21y=9 8x=… read more
ck_mba
ck_mba
Computer Engineer
Master's Degree
1,397 satisfied customers
2 math problems. Please show work. 1. Solve systems: 3x
2 math problems. Please show work. 1. Solve systems: 3x - 5y = 16 2x + 3y = -2 2. Solve systems: x + z = -3 y - z = 6 2x + 3z = 5… read more
ck_mba
ck_mba
Computer Engineer
Master's Degree
1,397 satisfied customers
subsitution method x+y=1 y=x^2-19 2. xy=90 3x-y=-3 3.x+y=3 (x-3)^2+(y-4)^
subsitution method x+y=1 y=x^2-19 2. xy=90 3x-y=-3 3.x+y=3 (x-3)^2+(y-4)^2=10 4.addition method 2x^2+3y^2-30=0 5x^2-4y^2-29=0 write the augmented matrix system of linear equation 3x+y+2z=0 3x-6y-z=2 x… read more
suprabhatai
suprabhatai
Bachelor's Degree
479 satisfied customers
solve the system by subtitiution method1.x^2+y^2=148
solve the system by subtitiution method 1.x^2+y^2=148 x-y=10 2.x-y=1 x^2-xy-y^2=-19 3.solve the system by addition method 2x^2-4y^2=-8 5x^2+3y^2=32 4.solve the system x^2+(y+8)^2=81 x^2-9y=153 5.diffe… read more
akch2002
akch2002
M.Tech.
Master's Degree
5,868 satisfied customers
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