Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest whole number.A cone with height 2 in. and radius 3 in.
A. 19 in.3
B. 38 in.3
C. 28 in.3
D. 13 in.3
Answer: A
Mathematics
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Determine which of the fundamental laws of algebra is demonstrated.2(x + 4) = 2x + 2 × 4
A. Commutative B. Associative C. Distributive
Mathematics
Find the value of the indicated variable for the values given.I = prt; determine t when I = 85.5, p = 190 and r = 0.09
A. 5 B. 0.5 C. 1462.05 D. 14.6205
Mathematics
Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.8x + 1.3y - 4.1z = 2.54.1x - 6.7y + 1.9z = -4.74.6x + 4.8y + 5.6z = 8.1
A. (0.3, 0.5, 0.0) B. (2.2, 4.2, 0.4) C. (1.1, 2.1, 0.2) D. (0.5, 1.1, 0.1)
Mathematics
Solve the system by the substitution method.y = 3x2 + 6x
A. (2, 0), (3, 45) B. (1, 9), (-6, 72) C. (-2, 0), (-3, 9) D. (2, 0), (-3, 9)
Mathematics