Simplify. Assume that all variables represent positive real numbers.
A. 7xy
)
B. 7xy
C. 5xy
)
D. 7xy
Answer: D
Mathematics
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Graph the integrand and use geometry to evaluate the integral.
A. 18 B. 324 C. 54 D. 162
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Solve the problem.What is the range of the tangent function?
A. all real numbers
B. all real numbers greater than or equal to 1 or less than or equal to -1
C. all real numbers, except odd multiples of 
(90)°
D. all real numbers from -1 to 1, inclusive
Mathematics
Multiply the monomials.-4x3z6 ? x2yz7
A. -4x5z13 B. -3x5yz13 C. -4x6yz42 D. -4x5yz13
Mathematics
Find an equation for the line with the given properties.Slope undefined; containing the point (-8, 2)
A. y = 2 B. x = 2 C. x = -8 D. y = -8
Mathematics