The 5th and 9th term of an arithmetic progression are 7 and 13 respectively. What is the 15th term?
1). 22
2). 21
3). 55
4). 59
1. In a parallelogram PQRS, angle p is four times of angle Q, then the measure of $\angle R$ is
3. find the roots of the quadratic equation 6x2 – 11x – 35 = 0
4. If $p+\frac{1}{p+2}=1$, then the value of $(p+2)^{3}+\frac{1}{(p+2)^{3}}-3$ is?
8. $If\ (a+\frac{1}{a})^{2}=3,\ then\ the\ value\ of\ a^{3}+ \frac{1}{a^{3}}\ will\ be\ $