9 times it will be 98 rhr
Answer:
$45.43
Step-by-step explanation:
20 × 0.18 = 3.60
18.50 × 0.18 = 3.33
3.60 + 3.33 = 6.93
The total in tips is 6.93
20 + 18.50 = 38.50
The total meal cost is 38.50
38.50 + 6.93 = 45.43
The total of everything is 45.43

a. The gradient is


b. The gradient at point P(1, 2) is

c. The derivative of
at P in the direction of
is

It looks like

so that

Then


Answer:
3, 7
Step-by-step explanation: