Well what i think you're asking here...I apologie if I'm wrong but what I did was
f(-1) = 4 * 7^t = 4/7
and
f(2) = 4 * 7^t = 196.
Is this what you wanted if not I can...try another way.
Answer:
I think it is C
Step-by-step explanation:
Answer:
7218°C
Step-by-step explanation:
difference between the two numbers 7000 and -218 is
7000-(-218) = 7000+218 = 7218
(NOTE: <em>When conditions like this arise, when two minus (-) sign come together, replace the two minus with a plus sign and open the brackets. When two plus sign occurs together, do not replace it with a minus sign, just replace with a single plus sign</em>)
Length(width + 30)=15,000 square meters, so the equation is l(w+30)=15,000, either 15,000 or 1,500 i cannot tell which number you were meaning to say because of where your comma is placed.
Step-by-step explanation:
Given

Hope it will help :)