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1.

If$\left(\frac{1}{cos \theta}\right) - \left(\frac{1}{cot \theta}\right)$ = $\frac{1}{P}$, then what is the value of $cos \theta$?1). $\frac{(P + 1)}{(P ? 1)}$2). $\frac{(P^{2} + 1)}{2}P$3). $\frac{2(P^{2} + 1)}{P}$4). $\frac{2P}{(P^{2} + 1)}$

Answer» OPTION 4 : $\frac{2P}{(P^{2} + 1)}$ is correct
Discussion
2.

What is the simplified value of (sin A - cosec A)(sec A - cos A) (tan A + cot A)?1). 12). -13). 04). 2

Answer»

I THINK OPTION 2 is the RIGHT ANSWER
Discussion
3.

The length of the common chord of two intersecting circles is 12 cm. If the diameters of the circles are 15 cm and 13 cm, then what is the distance (in cm) between their centers?1). $\frac{7}{2}$2). 73). $7\sqrt{2}$4). 14

Answer»

I am not SURE, MAY be 7 is CORRECT
Discussion
4.

What is the simplified value of $sec^{4} \theta - sec^{2} \theta tan^{2} \theta?$1). $cosec^{2} \theta$2). $sec^{2}\theta$3). $cot^{2} \theta$4). $sec \theta tan \theta$

Answer» OPTION 2 is the RIGHT ANSWER
Discussion