What is the expression #-p^2 - 4q + r^2# if #p = -5, q = 4,# and #r = -10#?
1 Answer
Jan 17, 2017
Explanation:
To evaluate the expression, substitute the given values for p, q and r into the expression.
#rArr-p^2-4q+r^2#
#=-(-5)^2-4(4)+(-10)^2#
#=-(+25)-(4xx4)+(+100)#
#=-25-16+100#
#=59#
