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Q4 of 65 Page 10

Let us solve :
3y² – 20 = 160 – 2y²

Hence , y = 6 or y = -6

More from this chapter

2

Let us calculate and write the value of k for which –a will be a root the quadratic equation x² + 3ax + k = 0.

3

If 2/3 and -3 are the two roots of the quadratic equation ax² + 7x + b = 0, then let me calculate the values of a and b.

4

Let us solve :

(2x+1)² + (x+1)² = 6x + 47

4

Let us solve :

(x-7)(x-9) = 195

Questions · 65

1. Quadratic Equations in One Variable

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