Answer:62
Step-by-step explanation:
Answer:
Your answer is going to in Exact Form 15/4
Decimal form 3.75
Mixed number is 3 3/4
Step-by-step explanation: Welcome
Answer: +42x
Step-by-step explanation:
The student only multiplied each term individually.
He should have (7x+3)² = (7x+3)(7x+3)
Which is 49x²+42x+9
Therefore the error is (42x) or the failure to apply the law of multiplication of variables in a bracket.
Starts at 1,000feet
Each second is getting 20 feet closer to the surface since is ascending ( going higher)
1,000/20= 100/2=50 second it takes to reach the surface