Question

a. Find the error and correct the following statement:
Substituting x = -3 in x2 + 5x + 4 gives
(-3)2 +5( -3)+4=9+2+4=15

b. Divide: 5 (2a + 1) (3a + 5) by (2a +1)

Answer 1

Step-by-step explanation:

a. (-3)2+5(-3)+4=-6-15+4=-15

b. 5(2a+1)(3a+5)/(2a+1)=15a+25