Factor.12z2 + 7z - 12
A. 12z2 + 7z - 12
B. (4z - 3)(3z + 4)
C. (4z + 3)(3z - 4)
D. (12z - 3)(z + 4)
Answer: B
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Find the first four terms of the indicated expansion.(a-2 + 2)9
A. a-18 + 18a-16 + 288a-14 + 672a-12 + . . . B. a-18 + 18a-16 + 144a-14 + 672a-12 + . . . C. a-18 + 18a-16 + 288a-14 + 1344a-12 + . . . D. a-18 + 18a-16 + 144a-14 + 1344a-12 + . . .
Find the partial derivative of the dependent variable or function with respect to each of the independent variables.f(x, y) = (4x4y5 + 3)2
A. 
= 16x3y5; 
= 20x4y4
B. 
= 40x4y4(4x4y5 + 3); 
= 32x3y5(4x4y5 + 3)
C. 
= 2(4x4y5 + 3); 
= 2(4x4y5 + 3)
D. 
= 32x3y5(4x4y5 + 3); 
= 40x4y4(4x4y5 + 3)
Provide an appropriate response.Describe a process for estimating the radian measure of an angle in degree measures.
What will be an ideal response?
Solve.The speed s of a vehicle is inversely proportional to the time t it takes to travel a fixed distance. If a vehicle travels a fixed distance at 10 miles per hour in 20 minutes, how fast must it travel to cover the same distance in 50 minutes?
A. 25 mph
B. 4 mph
C. 100 mph
D. 
mph