3 years ago

lie is solving the quadratic equation by completing the square. 3x2 + 18x – 8 = 0 3x2 + 18x = 8 What should Lie do next?

Mathematics

2 answers:

ra1l [238]3 years ago

8 0

Answer: In the next step, he takes the factor 3 out of the variable terms and divide it to the other side.

Step-by-step explanation:

ruslelena [56]3 years ago

3 0

Divide 18 by 2(9) then square that (81). add 81 to both sides

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HELP please and explain

jonny [76]

(x3)(x4) is x7 because when you have a problem like that, you have to ADD your exponents.

-(m4)3 is -m12 since you're multiplying them.

(z3)5 is z15

y4 x y5 is y9

thats all i know of. hope it helps cx

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3 years ago

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Give letter answer if you give equations rewritten I will give extra points :)

padilas [110]

Answer:

(a), (d)

Step-by-step explanation:

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2 years ago

Select the correct answer.

Alexeev081 [22]

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3 years ago

Which one is it? A, B, C, or D?

grigory [225]

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3 years ago

What is the solution set for -4 x - 10 ≤ 2? A. x ≤ -3 B. x ≥ -3 C.x ≤ -3 D. x ≥ 2

kramer

Answer:

B. x ≥ -3

Step-by-step explanation:

-4 x - 10 ≤ 2

add ten by both sides

-4x≤12

divide -4 by both sides

x ≤ -3

BUT because you divded you have to switch the sign so

x ≥ -3

6 0

2 years ago

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