# (a) Form expressions using $t$ and 4 . Use not more than one number operation. Every expression must have $t$ in it.(b) Form expressions using $y, 2$ and 7. Every expression must have $y$ in it. Use only two number operations. These should be different.

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To do:

We have to form expressions using the given details.

Solutions:

(a) $(t + 4), (t - 4), 4t, (4 - t), (4 + t), (\frac{t}{4}), (\frac{4}{t})$ are the expressions using $t$ and $4$.

(b) $2y + 7, 2y - 7, 7y + 2, 7y-2$ are few expressions using $y, 2$ and $7$

Updated on 10-Oct-2022 13:36:46