(a) Form expressions using t and 4. Use not more than onenumber operation. Every expression must have t in it.
(b) Form expressions using y, 2 and 7. Every expression musthave y in it. Use only two number operations. These should bedifferent.
(a) t+ 4, t − 4, 4t, ,,4 − t, 4 + t
(b) 2y+ 7, 2y − 7, 7y + 2,…