Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(7x - 4)(5x - 7)
A. 35x2 - 69x + 28
B. 12x2 - 69x + 28
C. 12x2 - 69x - 69
D. 35x2 - 69x - 69
Answer: A
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Divide and write the result in standard form.
A. 
- 
i
B. 
- 
i
C. 
- 
i
D. 
+ 
i
Find the quadratic function y = f(x) that has the given vertex and whose graph passes through the given point.vertex: (-1, -5) passing through: (-2, -8)
A. y = -2x2 + 6x + 8 B. y = 3x2 + 6x - 5 C. y = -3x2 - 6x - 8 D. y = -3x2 + 1x - 5
Evaluate the exponential expression.-3.13
A. -29.791 B. -9.3 C. -297.91 D. 2.9791
Solve.If the density of a substance is 6.71 × 10-6 tons per cubic foot, what would be the mass of 8.81 × 10-8 cubic feet of this substance. (Use the formula D = 
and round to the nearest hundredth, if necessary.)
A. 5.91 × 10-12 tons B. 0.59 × 10-13 tons C. 5.91 × 10-13 tons D. 5.91 × 10-14 tons