85.9k views
2 votes
Find the value of t² - 4t when t = -3​

2 Answers

3 votes

Answer:

21

Explanation:

t^2 = (-3) * (-3) = 9

4t = -3 * 4 = -12

t^2 - 4t = 9 - (-12) = 9 + 12 = 21

User Warp
by
7.1k points
6 votes


\bold{Answer:}


\large\boxed{21}


\bold{Solution:}

Plug in -3 for t in the expression t²-4t.


\leadsto\boldsymbol{3^2-4(-3)}

Simplify:


\leadsto\boldsymbol{9+12}


\leadsto\boldsymbol{21}

So the answer is 21.

Have a nice day!

Answered by


\boxed{\rm{Rosalinde \ or \ Stargazing \ with \ joy}}

User Gema Sanchez
by
6.6k points
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