We can find a and b using inverse trig functions,
Hope this helps.
Find the equation of the linear function represented by the table below in slope- intercept form. -4 18 1 -2 6 -22 11 -42
1 answer:
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Answer: First option
Step-by-step explanation:
You have the quadratic equation given in the problem:
To find an equivalent expression you cacn factorize. Find two numbers whose sum is -13 and whose product is -30.
These numbers would be -15 and 2.
Therfore, you obtain the following equivalent expression:
If you don't want to apply the method above, you can use the quadratic formula:
Where:
When you susbstitute values you obtain that:
Then you can rewrite the equation as