1.

Get the algebraic expressions in the following cases using variables, constants and arithmeticoperations. (3) 1. The number X multiplied by itself. 2. Numbers a and b both squared and added. 3. Product of numbers m and n subtracted from 20.​

Answer»

ANSWER:

Solution (i): y\ -\ ZY − z

Solution (ii): \frac{1}{2}\left(x+y\right)\ or\ \frac{x\ +\ y}{2}

2

1

(x+y) or

2

x + y

Solution (iii): z\times z\ =\ z^2z×z = z

2

Solution (iv): \frac{1}{4}pq\ or\ \frac{pq}{4}

4

1

pq or

4

pq

Solution (v): ^{x^2\ +\ y^2}

x

2

+ y

2

Solution (VI): 3mn\ +\ 53mn + 5

Solution (VII): 10\ -\ yz10 − yz

Solution (viii) ab\ -\ \left(a+b\right)ab − (a+b)


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