Question

x=1 p(x)=5x^2-3x+7
find the value now

Answer 1

X=4

p(X)=5x^2-3x+7

substitute 1 in the place of X

then,

p(1)=5(1)^2-3*1+7

p(1)=5*1-3+7

p(1)=5-3+7

p(1)=9

therefore the value of 5x^2-3x+7=9