Question

if p (r)=5(r²+1)+16, the p (11)=

Answer 1

Ans:

p(11) = 142

Step by step explanation:

p(r) = 5(r²+1)+16

Basically p is a function of r.

Means r is a variable (which can be replaced by anything).

so, replacing r with 11 gives:

p(11) = 5(11²+1)+16

p(11) = 121+5+16

p(11) = 142