Perform the indicated operations. Write the resulting polynomial in standard form.(4x + 6)2
A. 16x2 + 48x + 36
B. 4x2 + 47x + 36
C. 16x2 + 36x + 48
D. 4x2 + 48x + 47
Answer: A
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Determine whether the graph opens upward or downward.y = -2x2 + 20x - 55
A. Upward B. Downward
Provide an appropriate response.If the points in the table lie on a parabola, write the equation whose graph is the parabola.
A. y = -3(x + 2)2 + 3 B. y = -3(x + 2)2 - 3 C. y = 3x2 + 12x - 9 D. y = -3x2 + 12x - 9
Write a word name for the given decimal notation.9.56
A. Nine and fifty-six millionths B. Nine and fifty-six hundredths C. Nine and fifty-six thousandths D. Nine and fifty-six tenths
Solve the problem.The sides of a triangle are 8 inches, 10 inches, and 12 inches. If the shortest side of a similar triangle is 48 inches, find its longest side.
A. 59 in. B. 10 in. C. 60 in. D. 72 in.