Answer:
First image: -83/2
Second image: 8.62%
Third image: -43/2
Step-by-step explanation:
See the attachments
Answer:
75
Step-by-step explanation:
125-(5*10)
125-(50)
75
The answer is D. when an exponent on the outside you multiply the exponents
Answer:
1199
Step-by-step explanation:
There are 22 terms in the sum:
23 + 26 + 29 + ... + 80 + 83 + 86 =
= (23 + 86) + (26 + 83) + ... + (53 + 56)
= 109 + 109 + ... + 109
= 11(109)
= 1199