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1 vote
X^2+ 3 has a value of 28. What term in the sequence has a value of 28?

2 Answers

3 votes

Answer:

The value of X1 is -5, X2 is +5.

User Martin Mbae
by
7.5k points
6 votes

Answer:

5th term

Explanation:

x^2 +3 = 28

Subtract 3 from each side

x^2+3-3 =28-3

x^2 = 25

Take the square root of each side

sqrt(x^2) = sqrt(25)

x = 5

(x could be -5, but there are not usually negative terms in a sequence)

User Kenn Knowles
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7.4k points