Answer:

Step-by-step explanation:
If each whales weighed

Then 30 whales weighed



Applying the law of indices we obtain


Answer:
787
Step-by-step explanation:
i took the test
For the first equation, I put it in y=mx+b form, so y=-3x-9
the second one is x=4
hope i helped
Answer:
Step-by-step explanation:
Maximum value is when cos x = 1
So it is -2 + 4(1) = 2.
Minimum value, when cos x = -1:
= -2 + 4(-1) = -6.
Answer:
16 divided by 14.24 = 1.12359550562
If you round it would be: $1.12