4 years ago

What is X^2 -8x+9=0 written in the form(x-P)^2 =q?

Mathematics

1 answer:

Olenka [21]4 years ago

8 0

$x^{2} -8x+9=0$
$x^{2} -8x=-9$
$x^{2} -8x+16=-9+16$
$(x-4)^{2}=7$

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Question 2

shutvik [7]

9514 1404 393

Answer:

45°, 45°, 90°

Step-by-step explanation:

If the difference of two angles is 0°, then they are congruent, and the triangle is isosceles.

The angle measures of the isosceles right triangle are 45°, 45°, 90°.

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3 years ago

Callie conducted a survey to determine students' favorite color. Of the students she surveyed, 18 out of 48 preferred blue. If t

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About 260 kids have blue eyes or prefer blue eyes

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3 years ago

If a1 = 5 and 5 and an = -3an-1 then find the value of a5. WILL GET BRAINLIEST

Shtirlitz [24]

Answer:

405

Step-by-step explanation:

Given

a₁ = 5
aₙ = -3aₙ₋₁

Solving

a₂ = -3a₁ = -3(5) = -15
a₃ = -3a₂ = -3(-15) = 45
a₄ = -3a₃ = -3(45) = -135
a₅ = -3a₄ = -3(-135) = 405

8 0

2 years ago

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25 points If ƒ(x) = 1/x, which equation represents the f transformed as follows: 2ƒ(x + 3) ?

-Dominant- [34]

Answer:

B y = 2/(x+3)

Step-by-step explanation:

f(x) = 1/x

Replace x with x+3

g(x) = 1 /(x+3)

Then multiply it by 2

h(x) = 2 *(1/ (x+3))

h(x) = 2/(x+3)

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3 years ago

A classroom has a length of 20ft. And width of 30ft. The flooring Is to be replaced by tiles. If each tile has a length of 24in.

umka21 [38]

Area of the floor is 60ft^2. (20x30=60ft)
Each tile is 6ft^2 in area.
24in = 2ft
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60/6= 10 tiles

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4 years ago