jmanrules200
12.10.2020 •
Mathematics
How do you Solve (−7) ⋅ (−4)
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Ответ:
Step-by-step explanation:
So that " ⋅ " sign is just the multiplication, and always remember:
WHENEVER YOU MULTIPLY TWO NEGATIVE NUMBERS THE PRODUCT IS ALWAYS POSITIVE
So you just multiply 7 and 4 which is 28 and leave it be.
If you need more help, comment.
I'm sorry for my wrong explanation.
Ответ:
x^2 − 8x + 9
What two numbers when multiplied yield 9 but when added yield -8?
There are no such numbers.
Use the quadratic formula.