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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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3 years ago
Let $f(x) = 4x - 7$, $g(x) = (x + 1)^2$, and $s(x) = f(x) + g(x)$. What is $s(3)$?
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7 0
3 years ago
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0.25k+1.5-k-3.50.25k+1.5−k−3.5
BARSIC [14]

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7 0
3 years ago
What is the value of the expression when x = 4?
Maurinko [17]

Answer:

The correct answer is Option 2. 48

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When we substitute the value of x we get the value of the equation.

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Substitute this value in the equation (1) we get,

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4 0
3 years ago
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Answer:

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2 years ago
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