Rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 7p
D. 3
Answer: A
Mathematics
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Find the limit.
2x8 - 15x5
A. 0 B. ? C. -13 D. -?
Mathematics
Find the LCM for the pair of natural numbers.168, 378
A. 3024 B. 42 C. 4536 D. 1512
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First rewrite the quadratic function in standard form by completing the square, then find any x-intercepts and any y-intercepts.f(x) = 2x2 + 28x + 90
A. x-intercepts: -5 and -9; y-intercept: 90 B. x-intercepts: 5 and -9; y-intercept: -28 C. x-intercepts: -5 and 9; y-intercept: 0 D. x-intercepts: 5 and 9; y-intercept: -90
Mathematics
Find the reciprocal.4
A. 1
B. 4
C. 
D. 
Mathematics