Evaluate the polynomial.x2 + 3y2 + 2xy for x = 4 and y = 1
A. 19
B. 24
C. 31
D. 27
Answer: D
Mathematics
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Find the work done by F over the curve in the direction of increasing t.F = ti + 
j + k ; C: r(t) = e6ti + e6tj + (-4t2 + t)k, -1 ? t ? 1
A. W = -6 B. W = e6 + e-6 + 2 C. W = e6 + e-6 - 6 D. W = 2
Mathematics
In trapezoid RSTV, 
. If SR = TV = 6 cm, ST = 4 cm, and m
= 60°, find the area of RSTV.
What will be an ideal response?
Mathematics
Write the reference angle for the given angle.373°
A. 77° B. 13° C. 167° D. 103°
Mathematics
Simplify the expression.- 
+ 9y + 
y - 5 + 
y
A. 
y - 4
B. 11 + 4
C. 
y
D. 11y - 
Mathematics