Miles has saved $40. He wants to buy a cell phone for $129 in about 4 months. To find out how much he should save each week, he
1 answer:
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Answer:
Step-by-step explanation:
In this question we have to subtract the corresponding entries of column of matrix 1 and the matrix 2 corresponding entries
Answer:
The maximum temperature will be of 85 degrees, on July 15.
Step-by-step explanation:
Sine function:
The sine function oscilates between -1 and 1, and it's maximum value is:
y=60+25sin(pi/6)t
The maximum value will occur when , and it will be of 60 + 25 = 85 degrees.
When will it occur?
First we find the value of t for which the value inside the function sine is . So
That is the number of months after April 15, which is 3 months. So July 15.