Activity 2.
Directions: Find the value of the following algebraic expressions using the indicated constants.
Encircle the letter of the correct answer.
1.11 ( a + b)2: a = 1 and b = 1
A.20 B.30 C.44 D.74
2. x + 2(x-5); x = 25
A.50 B.65 C.102 D.130
3. 70a (2-a): a = 3
A.150 B.210 C.-210 D.-150
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Answer:
1. C
2. B
3. C
Step-by-step explanation:
Hope it helps :D