Answer:
3
Step-by-step explanation:
2 + 2 = 4 - 1 = 3
Step 1. Take out the constants
(4 * 7)xx^2
Step 2. Simplify 4 * 7 to 28
28xx^2
Step 3. Use the Product Rule
28x^1 + 2
Step 4. Simplify 1 + 2 to 3
28x^3
5.28835
(B) 2(x+5)(x−5)
Explanation:
Factor 2x²−50
2(x+5)(x−5)