Please I need help with this question
2 answers:
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Answer:
x=3
Step-by-step explanation:
x²+21x-72=0
(x-3)(x+24)=0
x=3 or x=-24(rejected)
∴x=3
Answer:
x=3
Step-by-step explanation:
x²+21x-72=0
(x-3)(x+24)=0
x=3 or x=-24(rejected)
∴x=3