lisapressley2001 lisapressley2001

14-12-2016
Mathematics

contestada

What is d if p equals 15 in d=-3p^2+168p-315

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niti1409 niti1409

14-12-2016

so first you will substitute p for 15
so your equation will look like d=3(15)^2+168(15)-315
then you will simplify
to get d= 2025+2520-315
simplify again
to get d=4230

Answer Link

apologiabiology apologiabiology

14-12-2016

sub
-3(15^2)+168(15)-315=
-3(225)+2520-315=
-675+2205=
1530

d=1530 when p=15

Answer Link

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