Someone please help me I got this incorrect & I’m really struggling
2 answers:
Answer:
X=5or -2
Step-by-step explanation:
x²-3x-10=0
x²-(5-2)x-10=0
x²-5x+2x-10=0
x(x-5)+2(x-5)=0
(x-5)(x+2)=0
either Or
x-5=0 x+2=0
x=5 x=-2
(x-5) = 0 or (x+2)=0
so x could be 5 or -2
i guess, u can check it with calculator
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