(4x2 – 4x – 7)(x + 3)
(4x2 – 4x – 7)(x) + (4x2 – 4x – 7)(3)
4x2(x) – 4x(x) – 7(x) + 4x2(3) – 4x(3) – 7(3)
4x3 – 4x2 – 7x + 12x2 – 12x – 21
4x3 – 4x2 + 12x2 – 7x – 12x – 21
4x3 + 8x2 – 19x – 21
Answer: (2+3) x (4+5) = 45
Step-by-step explanation:
(2+3) x (4 +5) = 45
5 x 9 = 45
A) 15 + 0 = 0 False 15
b) 15 - 0 = 0 False 15
c) 0 : 15 = 0 True 0
d) 15 : 0 = 0 False 15
Answer:

Step-by-step explanation:
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Answer:
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Step-by-step explanation: