Hi guys! Me and a few of my friends were wodneing how to divide and muliplacet decimal fractions? u knwo what i mean

To divide by a decimal, multiply the divisor by a power of ten to make the divisor a whole number. Then multiply the dividend by the same power of ten. You can think of this as moving the decimal point in the dividend the same number of places to the right as you move the decimal point in the divisor.

Step-by-step explanation:

the value will be 7 if you compare it with the quadratic equation ax^2+bx+c=0