Determine whether the given expression is a monomial (Yes or No). For those that are monomials, state the coefficient and degree.-mn4
A. no
B. yes; coefficient -1; degree 5
C. yes; coefficient m; degree 4
D. yes; coefficient -1; degree 4
Answer: B
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Solve the problem.A firm is considering a new product. The accounting department estimates that the total cost, C(x), of producing x units will be C(x) = 80x + 3460.The sales department estimates that the revenue, R(x), from selling x units will be R(x) = 90x,but that no more than 445 units can be sold at that price. Find and interpret (R - C)(445).
A. $79,110 profit, income exceeds cost It is worth it to develop product. B. $791 profit, income exceeds cost It is worth it to develop product. C. $990 profit, income exceeds cost It is worth it to develop product. D. -$990 loss, cost exceeds income It is not worth it to develop product.
Multiply.-2x5(-12x6 - 8x5 + 4)
A. 24x11 - 8x5 + 4 B. 24x11 + 16x10 C. 24x6 + 16x5 - 8 D. 24x11 + 16x10 - 8x5
Use I = Prt for simple interest to find the indicated quantity.P = $13,500; t = 4 months; I = $517.50. Find r.
A. 11.7% B. 7.7% C. 3.8% D. 11.5%
Solve the problem.Find the length of each side of the triangle determined by the three points P1, P2, and P3. State whether the triangle is an isosceles triangle, a right triangle, neither of these, or both.P1 = (-5, -4), P2 = (-3, 4), P3 = (0, -1)
A. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
right triangle
B. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
both
C. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
isosceles triangle
D. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
neither