84.6k views
3 votes
T² +8st + r²

T=11 r=2 s=3

User Zaraki
by
5.4k points

2 Answers

3 votes

Answer:

Explanation:

Following PEMDAS:


11^2+8*3*11+2^2\\121+8*3*11+4\\\\121+24*11+4\\121+264+4\\389

User John Duff
by
4.8k points
4 votes

Answer:

389.

Explanation:

1. Write the expression.


t^2+8st+r^2

2. Substitute the variables by the given values.


(11)^2+8(3)(11)+(2)^2

3. Simplify the exponents.


121+8(3)(11)+4

4. Multiply.


121+(264)+4

5. Add and subtract.


389.

User Nikola Nastevski
by
4.8k points