Find the x-intercept of the parabola with vertex (-3,16 and y-intercept (0,-20
1 answer:
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Answer:
Step-by-step explanation:
Distribute 3 through the parentheses
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Collect like terms : 12x and x
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Distribute 3 through the parentheses
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Move 15x to left hand side and change it's sign
Similarly, move 45 to right hand side and change it's sign
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Collect like terms
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Calculate
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Divide both sides of the equation by 24
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Calculate
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