Advertisements
Advertisements
प्रश्न
Find the ratio of the following in the simplest fcrm:
a4 + b4 and a3 - b3
उत्तर
`("a"^4 + "b"^4)/("a"^3 - "b"^3)`
`= (("a" - "b")("a"^3 + "ab"^2 +"a"^2"b" + "b"^3))/(("a" - "b")("a"^2 + "ab" + "b"^2))`
=`("a"^3 + "ab"^2 + "a"^2"b" + "b"^3)/("a"^2 + "ab" + "b"^2)`
= `"a"^3 + "ab"^2 + "a"^2"b" + "b"^3 : "a"^2 + "ab" + "b"^2`
APPEARS IN
संबंधित प्रश्न
If A : B = 2 : 5 and A : C = 3 : 4, find: A : B : C.
Is the ratio of 6 g and 15 g same as the ratio of 36 cm and 90 cm ?
₹120 is to be divided between Hari and Gopi in the ratio 5 : 3. How much does each get?
If 25, 35 and x are in continued proportion, find the value of x.
Reema has 24 notebooks and 18 books. Find the ratio of notebooks to books.
If A : B = 2 : 3, B : C = 4 : 5 and C : D = 6 : 7, find A : D
Express the following ratio in the simplest form:
186 : 403
A factory produces electric bulbs. If 1 out of every 10 bulbs is defective and the factory produces 630 bulbs per day, find the number of defective bulbs produced each day.
In a box, the ratio of red marbles to blue marbles is 7:4. Which of the following could be the total number of marbles in the box?
Find two numbers whose sum is 100 and whose ratio is 9:16.
