2 years ago

ILL GIVE BRAINLIEST

Mathematics

1 answer:

r-ruslan [8.4K]2 years ago

5 0

Answer:

680

Step-by-step explanation:

8500x.02x4=680

You do the amount deposited then you multiply that by the intrest rate ( but with the intrest rate you must move the decimal 2 times to the right) then you multiply how many years

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Step by step how to solve this math question? 60÷5(7-5)

ValentinkaMS [17]

Hey I would first do the one in parentheses so 7-5 is 2 so your equation is now 60/5*2 so now what will you do?

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2 years ago

What is the value of b ?

HACTEHA [7]

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$x^3+(3+b)x^2+(3b-2)x-6\\\downarrow\qquad\ \ \downarrow\qquad\qquad\ \ \ \ \downarrow\\x^3\ +\ \ 6x^2\ \ \ \ +\ \ \ \ \ 7x\ \ -\ 6\\\\x^3\to1=1\\x^2\to3+b=6\\x\to3b-2=7\\constans\to-6=-6\\\\3+b=6\ \wedge\ 3b-2=7\\\\3+b=6\ \ \ |-3\\b=3\\\\3b-2=\ \ \ \ |+2\\3b=9\ \ \ \ |:3\\b=3\\\\Answer:\ \boxed{b=3}\to\boxed{B.}$