Evaluate the expression for the given replacement values. Write the answer in simplest form.x - y for x = 
, y = 
A. 
B. 
C. 
D. 
Answer: D
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Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = cos xy = 2x - x2
A. x = 2.29, y = -0.66 or x = 0.59, y = 0.83 B. x = 2.29, y = 0.83 or x = -2.29, y = -0.66 C. x = 2.29, y = -0.66 or x = -2.29, y = -0.66 D. x = 0.59, y = 0.83
Solve the problem using determinants.Barges from ports X and Y went to cities A and B. X sent 28 barges and Y sent 8. City A received 20 barges and B received 16. Shipping costs $220 from X to A, $300 from X to B, $400 from Y to A, and $180 from Y to B. $8240 was spent. How many barges went where?
A. 20 from X to A; 8 from X to B; 0 from Y to A; 8 from Y to B B. 18 from X to A; 10 from X to B; 2 from Y to A; 6 from Y to B C. 16 from X to A; 16 from X to B; 4 from Y to A; 4 from Y to B D. 14 from X to A; 14 from X to B; 6 from Y to A; 2 from Y to B
Solve the problem.A yardstick measures 
by 2 by 36 inches. How many yardsticks will fit in a box 2 inches wide and 36 inches high, if the girth of the box is 24 inches?
A. 60 yardsticks B. 40 yardsticks C. 10 yardsticks D. 48 yardsticks
Provide an appropriate response.What is the x-intercept of the function f(x) = log(x + 4)?
A. (5, 0) B. (-3, 0) C. (-4, 0) D. (4, 0)