Evaluate the polynomial.8x2 + 6x + 3, when x = -2
A. 13
B. 23
C. -25
D. 19
Answer: B
You might also like to view...
Solve the problem.The function A = A0e-0.0077x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 800 pounds of the material are placed in the vault, how much time will need to pass for only 588 pounds to remain?
A. 45 years B. 80 years C. 40 years D. 50 years
Decide whether the equation is "conditional," an "identity," or a "contradiction." Give its solution set.20m + 10 = 5(2m + 8)
A. Identity; {3} B. Contradiction; {-5} C. Conditional; {3} D. Conditional; {-5}
Sketch the vector field in the plane along with its horizontal and vertical components at a representative assortment of points on the circle x2 + y2 = 4.F = 
i + 
j
What will be an ideal response?
Solve the problem.A customer at a store bought 6 bottles of juice and 5 fruit pies for a total cost of $73.00. If x represents the cost of a bottle of juice and y represents the cost of one fruit pie, write an equation in two variables that reflects the given conditions.
A. (6 + x) + (5 + y) = 73.00 B. (6 + x)(5 + y) = 73.00 C. 6x + 5y = 73.00 D. 5x + 6y = 73.00