Find the area of the figure. Use 3.14 for ?.
A. 1282.08 cm2
B. 1508.16 cm2
C. 1131.36 cm2
D. Not enough data
Answer: B
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = (x6y2 - y9z3)e-z2
A. F = 6x5i + (9y8 - 2y)j + 2z4e-z2k B. F = 6x5y2i + (9y8z3 - 2x6y)j + (2z2 - 3)y9z2k C. F = 6x5y2e-z2i + (2x6y - 9y8z3)e-z2j + y2ze- z2[y7z(2z2 - 3) - 2x6]k D. F = 6x5y2e-z2i + (2x6y - 9y8z3)e-z2j + (3 - 2z2)y9z2e-z2k
Mathematics
Simplify.30 ÷ 1
A. 0 B. 30 C. 1 D. undefined
Mathematics
Use the distributive property. Assume that variables represent nonnegative values.2
(4
+ 3
)
A. 88 + 6
B. 88 + 66
C. 88 - 66
D. -88 + 66
Mathematics
Determine whether the equation defines y as a function of x.x = y2 + 4
A. Yes B. No
Mathematics