xian solved the quadratic equation x^2-16=0 using the following steps
step 1: x^2-16=0
step2:(x-2)(x+8)=0
step3: x-2=0 or x+8=0
step4:x=2 or x=-8
which statement is true about Xian's method?
a.Xian made a mistake started in step 1
b.Xian made a mistake started in step 2
c.Xian made a mistake between steps 3 and 4.
d.Xian solved the equation correctly
pasagot ho
step 1: x^2-16=0
step2:(x-2)(x+8)=0
step3: x-2=0 or x+8=0
step4:x=2 or x=-8
which statement is true about Xian's method?
a.Xian made a mistake started in step 1
b.Xian made a mistake started in step 2
c.Xian made a mistake between steps 3 and 4.
d.Xian solved the equation correctly
pasagot ho
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Answer:
b.Xian made a mistake started in step 2
Step-by-step explanation:
should be
(x-4)(x+4)=0
Answer:
d. Xian solved the equation correctly