write the mathematical operation used in the following simple formula.
1.a1+a2+a3+a4+a5
A. addition
B.subtraction
C.multiplication
D.division
2.a1+a27
A.addition
B.subtraction
C.multiplication
D.division
3.(a1+a2+a3+a4+a5)-5
A.addition &subtraction
B.addition &division
C.addition &multiplication
D.addition &percentage
Answers & Comments
1.a1+a2+a3+a4+a5
A. addition
B.subtraction
C.multiplication
D.division
2.a1+a27
A.addition
B.subtraction
C.multiplication
D.division
3.(a1+a2+a3+a4+a5)-5
A.addition &subtraction
B.addition &division
C.addition &multiplication
D.addition &percentage
Answer:
1. A
2. A
3. A
Step-by-step explanation:
sana makatulong