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C. Express each of the following in mathematical symbols.( write on the spaced provided)

1) The cube of a number decreased by its square.

2) The square of a number plus the number.

3) Four times a number diminished by six.

4) The square of the sum of x and y.

5) The suin of a number and its reciprocal

6) Four times a number is equal to fifteen.

7) Four times the difference between a number and three is equal to twenty-four.

8) A number added to six equals two.

9) Three subtracted from a number equals nine

10) Six minus a number divided by two is equal to twenty-one​


Sagot :

Answer:

1) x³-x²

2) x²+x

3)4x-6

4) (x+y)²

5) x+1/x

6) 4x=15

7)4(x-3) =24

8) 6+x= 2

9) x-3 = 9

10) (6-x)/2 = 21