"Three times x added to the cube of y" is
3(x+y3)
3xy3
3x+y3
3(x+3y)
Three times x = 3x
Cube of y = y3
Now, the sum of Three times x and the cube of y = 3x+y3
Hence, the answer is 3x+y3
Question 59 (a)
What should be added to x3+3x2y+3xy2+y3 to get x3+y3?
Three times x added to two times y is written as :
Twelve added to three times a number is equal to three added to four times a number. Find the number.