Provide an appropriate response.Write the statement as an equation and solve: Eight more than twice a number is 30.
A. 2(x + 6) = 30; x = 22
B. 2x + 8 = 30; x = 3
C. 2x + 8 = 30; x = 11
D. 2(x + 8) = 30; x = 7
Answer: C
Mathematics
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A. y = C1e8x + (C2 + C3x)e-4x B. y = C1e-4x + (C2 cos 8x + C3 sin 8x) C. y = C1e8x + C2e-8x + C3e-4x D. y = C1e-4x + (C2 + C3x)e8x
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Provide an appropriate response.A function has an inverse if and only if the function is ___________ .
A. one-to-one B. unique C. able to be graphed D. linear
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Use synthetic division to find the function value.f(x) = x3 + 3x2 + 4x - 3; find f(-5)
A. 180 B. -67 C. 177 D. -73
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Find the axis of symmetry of the given function.f(x) = -x2 + 7x - 5
A. x = 
B. x = - 
C. x = 
D. x = 7
Mathematics