Determine whether F is conservative.F(x,y) = (x + 4y - 6)i + (-4x + 7y2 + 8)j
A. conservative
B. not conservative
Answer: B
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The length of a rectangle is 2 times its width. If the perimeter of the rectangle is 36 inches, find its length and width.
A. the length is 240 inches and the width is 12 inches B. the length is 12 inches and the width is 6 inches C. the length is 60 inches and the width is 12 inches D. the length is 24 inches and the width is 12 inches E. the length is 24 inches and the width is 6 inches
Divide.
A. -3 - 15x5
B. -3 + 
C. 15x9 + 
D. -3 + 3x4
Convert the measurement as indicated.39 ft to yards
A. 1,404 yd
B. 4
yd
C. 13 yd
D. 117 yd
Solve the problem.Instruments on a satellite measure the amount of power generated by the satellite's power supply. The time t and the power P can be modeled by the function P = 50e-t/300, where t is in days and P is in watts. How much power will be available after 378 days? Round to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).