Hi! a lot of jobs require math in the real world. for instance, a architect has to get all the math correct on a building, otherwise one wrong measurement and it could fall. a lot of jobs involve math.
hope this helps!:)
Answer:
Step-by-step explanation:
Rent, wages and car insurance don't vary much. Grocery expenses depend upon the particular groceries purchased each time one goes to the grocery store, and are least likely to be steady / constant from week to week.
![4x^2-100=0 \ \ \ \ \ \ |+100 \\ 4x^2=100 \ \ \ \ \ \ \ \ \ \ \ |\div 4 \\ x^2=25 \\ x=\pm \sqrt{25} \\ x=\pm 5 \\ x=-5 \hbox{ or } x=5](https://tex.z-dn.net/?f=4x%5E2-100%3D0%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%7C%2B100%20%5C%5C%0A4x%5E2%3D100%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%5C%20%20%7C%5Cdiv%204%20%5C%5C%0Ax%5E2%3D25%20%5C%5C%0Ax%3D%5Cpm%20%5Csqrt%7B25%7D%20%5C%5C%0Ax%3D%5Cpm%205%20%5C%5C%0Ax%3D-5%20%5Chbox%7B%20or%20%7D%20x%3D5)
The answer is (3) -5 and 5.
Answer:
72
Step-by-step explanation:
X ^2 +6x+ 5
(x+2)(x+3)
2 + 3 = 5
While also 2•3= 6
The two numbers have to equal b when multiplied and c when added