Provide an appropriate response.Explain the error in the following: x2 + 2x - 15 = (x - 5)(x + 3)
What will be an ideal response?
The factorization yields a middle term of -2x rather than 2x:
x2 + 2x - 15 = (x + 5)(x - 3)
Mathematics
You might also like to view...
Evaluate.-(0.4)2
A. -0.16 B. 0.16 C. -0.8 D. 0.2
Mathematics
Assuming that the equations define x and y implicitly as differentiable functions 
find the slope of the curve 
at the given value of t.2x + 4x3/2 = t3 + t, y(t + 1) - 4t
= 25, t = 0
A. 10
B. -10
C. - 
D. -5
Mathematics
Solve the problem.A land developer wants to develop 12 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 12 acres?
A. 4
lot(s)
B. 30 lots
C. 
lot
D. 7
lots
Mathematics
Solve the formula for the specified variable.S = 
for m
A. m = 
B. m = 
C. m = 
D. m = 
Mathematics