Pre-Calculus

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For kofi only A new Lottery is made up selecting 4 numbered
for kofi only A new Lottery is made up selecting 4 balls numbered 1 through 30 in a kicker ball number 1 through 10 assuming there is only one way to win what is the probability of winning this lotter… read more
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1. The sum of the reciprocals of two consecutive integer is
1. The sum of the reciprocals of two consecutive integer is 15/56. Setup and solve a rational equation to determine the Integers.2. Ralph can paint a room in 2 hours, and Joy can paint the same room i… read more
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Use the principle of mathematical induction to show that the
Use the principle of mathematical induction to show that the given statement is true for all natural numbers n.… read more
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Proving the Identity. and can you please share with me how
Proving the Identity. and can you please share with me how you get youre answer?(tan^(2)x)/(secx+1)=(1-cos)/(cosx)… read more
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Simplify Algebraic Expressions can you also please show me
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I need help with simplifying (fog)(x) where f(x)= x^2+3x-1
I need help with simplifying (fog)(x) where f(x)= x^2+3x-1 and g(x)= 2x+1 as well as the work on how to do so.… read more
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If (abs(1))/(abs(-(X/f)^2 + j(1/Q)×X/f + 1)) = 1/sqrt(2)
If (abs(1))/(abs(-(X/f)^2 + j(1/Q)×X/f + 1)) = 1/sqrt(2) Then (X/f)^2 = (-1/(2 Q^2) - 1) + sqrt((1/(2 Q^2) - 1)^2 + 1)… read more
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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
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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
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For the function f(x)=x^2-2x, find the average rate of change
For the function f(x)=x^2-2x, find the average rate of change of f from 1 to x. I'm not sure how to do this one. Help with explaining please.… read more
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1) 4/5 x 1 1 1/6= 14/15, 1 13/15,27/30, 1 3/6 2)16% of 225
1) 4/5 x 1 1 1/6= 14/15, 1 13/15,27/30, 1 3/6 2)16% of 225 =......13.1,34.1,,,36,,40 3)12% of 120… read more
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Subtract. Assume all variables result in nonzero 1) 9/x+4
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Find the polynomial with real coefficients of the smallest
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I have 5 math problems: 1. Solve for x: a) x^2 =-3x +28 )
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Find a formula for the nth term of the sequence whose first
Find a formula for the nth term of the sequence whose first few terms are given: 1/2*3,1/3*4,1/4*5,1/5*6,1/6*7...… read more
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The formula for the total resistance, R, in a parallel circuit
The formula for the total resistance, R, in a parallel circuit is 1/R = 1/R_1 + 1/R_2 Where R_1 is the resistance of the first resistor and R_2 is the resistance of the second resistor in ohms. If R_1… read more
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Use the center, vertices, and asymptotes to graph each hyperbola.
Use the center, vertices, and asymptotes to graph each hyperbola. Locate the foci and find the equation of asymptotes. 1.(x+2)^2 - (y-1)^2 --------- --------- =1 9 25 2. (x+3)^2-9(y-4)^2=9… read more
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