1) -24, -4, 16, 36, ...
Find a23

We're given the Arithmetic Progression -24, -4, 16, 36 ... .

We know that a term in an AP is generally represented as:

where,

We need to find .

From the given progression, we have:

Using these in the formula,

Therefore, the 23rd term in the AP is -464.

Hope it helps. :)

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168