I like to always factor out the negative first, so that we will have our first term be positive:
So it can be rewritten as this: -(x^2-3x-28)
Then we need to find two numbers that multiply to -28, but add up to -3.
Those two numbers are -7 and +4.
So we can rewrite as: -(x-7)(x+4)
Answer:
-a to the third power is 27
-b to the second power is 16.
Step-by-step explanation:
-1 times (-3) is 3. And 3 to the 3rd power is 27.
-1 times (-4) is 4. And 4 to the 2nd power is 16.
Answer: ≈ 1696460.03
Step-by-step explanation:
Formula:
⇒ 
Steps:
1. calculate pi and inset into equation
2. calculate exponents
3 . multiply the rest
4. divide by 2 to get the diameter
5. round to the nearest hundredth (2 decimal points)
≈ 1696460.03
Hope this helped!
Answer:
The answer is 20 points
Step-by-step explanation:
If the points is based on 100 by rating, and your confidence level of 'I think I know it' places you on the initial risk of 80 points as suggested, which eventually places you on the wrong side, you will be left with the following:
Total rating point of 100 minus initial risking points of 80. This leaves you with a second chance points of just 20.
Answer:
r= -sec(θ) x ∛2
θ=0
Step-by-step explanation:
