How do you find the zeros by rewriting the function #y=x^2-10x+24# in intercept form?
1 Answer
May 8, 2017
Explanation:
#"factorise " x^2-10x+24#
#"consider factors of the product 24 that sum to - 10"#
#"the factors are - 4 and - 6"#
#rArry=(x-4)(x-6)#
#"zeros are the values of x that make y = 0"#
#"solve " (x-4)(x-6)=0#
#x-4=0rArrx=4larrcolor(red)" is a zero"#
#x-6=0rArrx=6larrcolor(red)" is a zero"#
