Answer:
Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
so
substitute in the formula
so
Remember that
substitute
Multiply by 12 both sides
squared both sides
therefore
The equation is
The roots are
Answer:
9/25
Step-by-step explanation:
this is a two sets problem first you find x and subtract it's from the numbers given that is 15 and 16 and when you find them you will get the x which is the number that had both of the cat and the dog and that number is what you're going to use to divide a 25 so that's how I got the 9 / 25
Answer:
A) 4
B) Mode is 5
C) 10.5
Step-by-step explanation:
A) 62+x/12
(62 + x) ÷ 12 = 5.5 ×12
62 + x = 66
×= 66-62
×=4
B) mode is the highest occuring no which is 5
C) mean has been given as 5.5; mean plus mode= 10.5
Answer:
538
Step-by-step explanation:
12 times 46 is 552 then 552 minus 14 is 538
:D