Solve the problem.In the following formula, y is the minimum number of hours of studying required to attain a test score of x:
How many hours of study are needed to score 90?
A. 31.70 hr
B. 101.08 hr
C. 7.86 hr
D. 3.17 hr
Answer: D
Mathematics
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Solve the problem.Find the moment of inertia Iz of a tetrahedron of constant density bounded by the coordinate planes and the plane
.
A.
B. 215
C.
D.
Mathematics
Convert to a logarithmic equation.e-4 = t
A. ln (-4) = t B. log-4e = t C. ln t = -4 D. log-4t = e
Mathematics
Subtract.7860 - 2287
A. 6073 B. 5573 C. 5533 D. 5663
Mathematics
Find the product of the sum and difference of two terms.
A. x2 +
B. x2 -
C. x2 -
D. x2 -
x
Mathematics