4×4=16
3×3=9
16+9=25
=5
ans =5
What is the coefficient of x2 in the expansion of (x + 2)3?
1 answer:
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Answer:
Step-by-step explanation:
Given that,
He makes $10 per hour making sandwiches, and $14 per hour delivering orders.
Let there are s sandwiches and d is delivering orders.
Eric puts half of his total earnings in a savings account for college.
The expression that represents the total amount of money Eric saves for working s hours making sandwiches and d hours delivering orders.
Hence, this is the required solution.