Question

1)If 2x3 + ax2 + bx – 2 has a factor (x+2) and leaves a reminder 7 when divided by (2x-3), find the values of a and b. With these values of a and b, factorise the given polynomial completely


2)A bag contains Rs 155 in the form of 1-rupee, 50-paisa and 10-paisa coins in the ratio 3:5:7. Find the total number of coins.


3) Divide Rs 1870 into three parts in such a way that half of the first part, one-third of the second part and one-sixth of the third part are all equal​

Answer 1

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The Expression 2x3 + Ax2 + Bx – 2 Leaves Remainder 7 and 0 When Divided by 2x – 3 and X + 2 Respectively. Calculate the Values of a and B - Mathematics