Subtract.6x7 + 9x6 + 2x5 + 9
A. 8x7 + 4x6 + 7x5 + 12
B. 4x7 + 14x6 - 3x5 + 12
C. 8x7 + 4x6 + 7x5 + 6
D. 4x7 + 4x6 + 7x5 + 6
Answer: B
Mathematics
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Tell whether the graphs of the following pair of equations are parallel, perpendicular, or neither.
?
?
A. neither B. parallel C. perpendicular
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Factor completely. If unfactorable, indicate that the polynomial is prime.x4 + 6x3 + 125x + 750
A. (x + 6)(x - 5)(x2 + 5x + 25) B. (x + 6)(x + 5)(x2 - 5x + 25) C. prime D. (x + 6)(x3 + 125)
Mathematics
Provide an appropriate response. Why are decibels used instead of bels in sound work?
What will be an ideal response?
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Multiply.(x + 8)(x - 8)(3x + 3)
A. 3x3 - 45x2 + 144x + 192 B. 3x3 + 51x2 + 240x + 192 C. 3x3 + 3x2 + 192x + 192 D. 3x3 + 3x2 - 192x - 192
Mathematics