Find the product.-7x7(7x + 5)
A. 49x8 + 35x7
B. -49x7 - 35
C. -84x8
D. -49x8 - 35x7
Answer: D
Mathematics
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Provide an appropriate response.What effect does a 135° rotation of the coordinate axes have on the equation of the hyperbola xy = 1? Give the new equation.
A. -uv = 1
B. u2 - v2 = 1
C. -
u2 + 
v2 = 1
D. 
u2 - 
v2 = 1
Mathematics
Solve the initial value problem.
= cos t - sin t, s
= 9
A. s = sin t + cos t + 8 B. s = sin t - cos t + 8 C. s = sin t + cos t + 10 D. s = 2sin t + 7
Mathematics
Evaluate the expression.
A. -4 B. 2 C. -3 D. -2
Mathematics
Determine which numbers in the set are solutions to the equation.7n + n = 64; {8, 9, 512}
A. 512 B. 9 C. 8 and 9 D. 8
Mathematics