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Eduardwww [97]
2 years ago
9

What should you do first in solving the quadratic equation? x² + 18x + 81 = 25

Mathematics
1 answer:
N76 [4]2 years ago
3 0

Answer:

x= -4,-14

Step-by-step explanation:

Try first to solve the equation by factoring. Be sure that your equation is in standard form before you start your factoring attempt.

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Jose wants to put a fence around his rectangular garden. His garden measures 31 feet by 33 feet. The garden has a path around it
vlabodo [156]
3 feet width is added to both sides .
so the dimensions become 34 feet and 36feet
hence the fencing length required or the perimeter= 2(l+b)
= 2( 34+36)
= 2(70)
= 140feet fence
4 0
3 years ago
What is the relative maximum and minimum of the function? f(x)=2x^3+x^2-11x
Novay_Z [31]
F(x) = 8x + 2x - 11x
f(x) = - x
8 0
2 years ago
The degree of the polynomial function f(x) is 4 The roots of the equation f(x)=0 are -4,-1, 2 and 5 Which graph could be the gra
Sauron [17]

If the roots of the equation f(x)=0 are -4,-1, 2 and 5, then binomials (x+4), (x+1), (x-2) and (x-5) are factors of needed polynomial.

Thus, the polynomial will have form

f(x)=a(x+4)(x+1)(x-2)(x-5), where a is real coefficient (positive or negative). This polynomial has degree 4 as needed.

The form of the graph depends on the sign of coefficient a. Attached diagrams show two different cases of possible forms of graphs (first one for positive coefficient a, second one for negative coefficient a).

4 0
3 years ago
Please help me out!!!!!!!
makkiz [27]

Answer:

C) y = 2|x - 3| - 1

Step-by-step explanation:

Point slope form: y = a(x - h) + k

The slope (a) is 2

The vertex (h, k) is (3, -1)

plug these values into the equation:

y = 2|x - 3| - 1

5 0
3 years ago
I need help tried to solve it, but can't....
fiasKO [112]

Answer:

B

Step-by-step explanation:

I would say B because if only 30 people said water and there is 65 that said something then it would almost be half of what you started with

8 0
2 years ago
Read 2 more answers
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