Solve the problem.For what value of a is the volume of the tetrahedron formed by the coordinate planes and the plane  equal to 6?

A. a = 2
B. a = 4
C. a = 3
D. a = 


Answer: C

Mathematics

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Perform the indicated operations.

A. 0.00024 B. 0.0024 C. 0.24 D. 0.024

Mathematics

Express the integrand as a sum of partial fractions and evaluate the integral.dx

A.  tan-1(16x) +  + C
B. tan-1(4x) -  - + C
C.  tan-1(4x) -  + C
D. ln  -  + C

Mathematics

Translate the mathematical sentence into an English sentence.4x ? 12

A. Four times some number is at least twelve. B. Four times some number is at most twelve. C. Four times some number is more than twelve. D. Four and twelve are greater than or equal to some number.

Mathematics

Completely factor the polynomial or state that the polynomial is prime.64 - 27x3

A. (4 + 3x2)(16 - 12x + 9x2) B. (4 - 3x)(16 + 9x2) C. (64 - 3x)(1 + 12x + 9x2) D. (4 - 3x)(16 + 12x + 9x2)

Mathematics