Find the following algebraic expressions using the indicated constant
1. 2p -3r; p=2 and r=1
2. 3m -2n; m=1 n=4
3. 2x`2 +1 x= -1
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1. 2p -3r; p=2 and r=1
2. 3m -2n; m=1 n=4
3. 2x`2 +1 x= -1
Note:If you Dont know the answer then dont answer!!
If your answer is not related your answer will be reported.
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Answer:
1) 1
2) -5
3) 3
Step-by-step explanation:
1) 2p-3r
=2(2)-3(1)
=4-3
=1
2) 3m-2n
=3(1)-2(4)
=3-8
=-5
3) 2x²+1
=2(-1)²+1
=2(1)+1
=2+1
=3