Plz help fast will mark the brainiest!!!

1 answer:

3 0

Answer:

1.5 x 10^0

Step-by-step explanation:

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pentagon [3]

The answer is -7 because :

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= 1^2 - 4*1*2
= -7

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NeX [460]

It should always be 100

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lara31 [8.8K]

Answer: B, E

Step-by-step explanation:

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The correct and best answer is r=320 because you have to divide both sides by 0.3

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CaHeK987 [17]

Answer:

B) -2

Step-by-step explanation:

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