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Can an expert please respond before the night is over. If the sides of a square are lengthened by 5 cm, the area becomes 81 cm². Find the length of a side of the original square.

The length of a side of the original square is __ cm

Jack usually mows his lawn in 6 hours. Marilyn can mow the same yard in 3 hours. How much time would it take for them to mow the lawn together?

They could mow the lawn in ___ hours if they worked together

Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form, ax² +bx+c=0.

Solution: 3, only solution

The equation is __ =0

Find the variation constant and an equation of variation where y variation directly as x and y = 27 when x=9

The variation constant is K = ____

The equation of variation is y = _____

Use the FOIL method to fine the product.

( ?5x?^3-3) (x^5 -1)

Find the vertex, the line of symmetry, and the maximum or minimum value of f(x).
F(x)=1/2(x+3)² +8

The vertex is _____

The line of symmetry is x =______

What is the maximum/minimum value of f(x)? _____

Is the value, f(-3)=8, a minimum or maximum?

Divide
(36b³ + 18b² + 32b +37) ÷ (6b+5)

Choose the correct answer
6b² -2b -7 + 2/(6b+5)
6b +7
6b² -2b-7- 2/(6b+5)
6b²+2b+7

If a pro basketball player has a vertical leap of about 25 inches, what is his hang time? Use the hang-time function V=48 T²

His hang time is ____ seconds
(simplify your answer. Type an integer or a decimal. Round to the nearest tenth.)


In a right triangle, find the length of the side not given.
B=1, c=v17 v17 a

1
Television sets. What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 35-in TV set also a width of 28 inches. What is its height?

What is the height of a 35-in TV? ____ inches

Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function.

The x-coordinate of the vertex is ____
(Type a simplified fraction.)

The y-coordinator of the vertex is ____
(Type a simplified fraction.)

The equation of the line of symmetry is x =______
(Type a simplified fraction.)

The maximum/minimum of f(x) is _____
(Type a simplified fraction.)

The value, f (1/2) = 7/2 is? Minimum or Maximum
(Type a simplified fraction.)

Rewrite with a rational exponent
v(5&20) (Simplify your answer.)




Identify the degree of each term of the polynomial and the degree of the polynomial
?-8x?^3 +?9x?^2+7x+4

The degree of the first term is ____

The degree of the second term is______

The degree of the third term is_______

The degree of the fourth term is_______

The degree of the polynomial is ________


Evaluate the polynomial for x+0
?2x?^2 -4x+7 (simplify your answer)

Use rational exponents to write x^(1/6) *y^(1/8)*z^(1/4)
Chose the correct expression below

a) v(24&x^4 y^3 z^6 )

b) v(24&xyz)

c) v(192&xyz)

v(24&(xyz)^13 )


Add

(?3a?^4 ?-4a?^3 +?4a?^2+13a-6) + (a^5+?12a?^3+?4a?^2 ?-4a?^2-4a+2)+(?-6a?^4+a^2-5a-8)


Find a polynomial for the perimeter and for the area side.
C+4




The perimeter is______

The are is _____

Add

(?3x?^2 -8xy + y^2) + (?-9x?^2 -6xy ?-y?^2) + (x^2 + xy ?-2y?^2)

For the following equation, state the value of the discriminate and then describe the nature of the solutions. ?-8x?^2 +7x +15=0
What is the value of the discriminant?_____

Which one of the statements below is correct?
The equation has two imaginary solutions
The equation has one real solution.
The equation has two real solutions

Solve

?6x?^4 ?-13x?^2 +6=0

The solution is x =_______
(simplify your answer. Type an exact answer, using radicals as needed. Rationalize all denominators. Use a comma to separate answers as needed. Type N if there is no solution.)




Rewrite the following expression with positive exponents.
?(3xy)?^(-7/10)

Choose the correct equivalent expression.
?(3xy)?^(-7/10) = ?-(3xy)?^(7/10)
?(3xy)?^(-7/10) = ?(3xy)?^(-7/10) 1/?(3xy)?^(10/7)
?(3xy)?^(-7/10)=?(3xy)?^(10/7)
?(3xy)?^(-7/10) =1/?(3xy)?^(7/10)

Subtract the polynomials ?(-11v?^2 +7v+3) – (?7v?^2 + 3)

Submitted: 266 days and 22 hours ago.
Category: Math
Value: $20
Status: AWAITING EXPERT REPLY
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Optional Information

Level: College Algebra; Subject: Math 117

Already Tried:
everything

Posted by Fermat 265 days and 12 hours ago.

Info Request

Hello XXXXXXX,

Quite a lot of the characters you entered are unintelligible.


Can you re-enter the information?

265 days and 10 hours ago.

Reply

Thank you for your time I am all set now, but I do not see an option to pay you for the $9.00 in the post.

 

Please note: This post is closed

Posted by Fermat 265 days and 5 hours ago.

Info Request

XXXXXXX,

There in no option to pay me since my post in an info request, rather than an answer.

One is not allowed to ACCEPT an info post, only answer posts.
When you submit a readable version of your questions, the experts at JustAnswer will look at it, and when an answer is given by one of those experts, there will be an option to ACCEPT that post.

Thanks

263 days and 23 hours ago.

Reply

Ok, thanks so much for responding. I will make sure to call on you again.

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