You're pretty close. It's all in the details.
A. Correct.
B. Correct.
C. Sign error in the boxed answer. -(-0.5) = 0.5
The graph shows c ≈ 1.855. If a is more than that and decreasing, area is increasing. The sign of dA/dt will be positive. (Compare to D)
D. Units are not shown. Numerical value is correct.
Answer:
10+8x=y
Step-by-step explanation:
The 10$ is added on because it's a one time exchange and the 8 is multiplied by the x because for every hour you add 8$ to the price and y is the total price at the end depending on x.
Answer:
Step-by-step explanation:
It's arithmetic.
Just keep on adding 8 to each term.
-3 + 8 = 5
5 + 8 = 13
13 + 8 = 21
Answer:
Groceries Galore
Step-by-step explanation:
1) Find the value of 1 egg for each shop.
<u>Max's Market: </u>
2.04 ÷ 6
= £0.34
<u>Groceries Galore:</u>
2.64 ÷ 8
= £0.33
<u>Fancy Foodstuffs:</u>
4.08 ÷ 12
= £0.34
Therefore, Groceries Galore's price per egg is cheaper.
Answer:
n = -6 or n = 4.
Step-by-step explanation:
-3 | -8n – 8 | = -120
Divide both sides by -3:
| -8n – 8 | = 40
This gives us 2 equations because the expression in the absolute signs can be positive or negative:
-8n - 8 = 40
so -8n = 48
n = -6.
and
-8n - 8 = -40
-8n = -32
n = 4.
