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nlexa [21]
2 years ago
11

Write the quadratic equation whose roots are -3 and 3, and whose leading coefficient is 5

Mathematics
1 answer:
anastassius [24]2 years ago
3 0

Answer:

5x²- 1.8

Step-by-step explanation:

roots are -3 and 3, put them in brackets

(x - 3)(x + 3)

x² + 3x - 3x - 9

x² - 9

5x = -9

x = -1.8

5x² - 1.8

just to check:

5x² - 1.8

x² - 9

(x - 3)(x - 3)

x = -3 and 3.

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kirill [66]

Answer:

160

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5 0
2 years ago
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A ball is thrown straight up with a initial velocity of 56 feet per second . The height , h , of the ball t seconds after it is
Tju [1.3M]

<span>Formula: H(t) = 56t – 16t^2   </span>

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3 years ago
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2 years ago
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iris [78.8K]

Answer:

believe the answer is

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Step-by-step explanation:

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