Choose the letter of the correct answer. Write your answer on the line before the number at the back page write your solution.
1. Which of the following is NOT an algebraic expression?
A. 7x + y
B. 3(m-n)
C. 8+3=1
Da + b
2. Find the value of (1 - 5)2.
A. 36
B. 16
C. -16
D. -36
25
3. Evaluate:
22
A. 64
B. 32
C. 16
D. 8
4. In the expression, m2 - 3, if m= -2, then m-3 = ?
A.-7
B.-1
C. 1
D. 7
5. What is the value of 12 + 13?
A.1
B. 2
C. 3
D.5
6. If x = -2, what is the value of -5x2 ?
A. -20 B. -10 C. 10
D. 20​