tan4 θ + tan2 θ is equal to

tan⁴ θ + tan² θ is equal to
1). \({\sec ^4}{\rm{\theta }} - {\sec ^2}{\rm{\theta }}\)
2). \({\rm{cose}}{{\rm{c}}^4}{\rm{\theta }} - {\sec ^2}{\rm{\theta }}\)
3). \({\rm{cose}}{{\rm{c}}^4}{\rm{\theta }} - {\rm{cose}}{{\rm{c}}^2}{\rm{\theta }}\)
4). \({\sec ^4}{\rm{\theta \;}} + {\rm{\;}}{\sec ^2}{\rm{\theta }}\)

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (1+2)
Submit:

Other Questions

1. 3 brothers divided Rs. 1620 among them in such a way that the share of second is equal to 5/13 of share of other two, combined. What is the share of the second one?

2.  If an equivalent triangle is circumscribed about a circle of radius 10 cm, determine the side of the triangle.

3. Maximum value of $(2 sin\theta + 3 cos\theta)$ is

4. If $\theta$ is an acute angle and $tan^{2}\theta + \frac{1}{tan^{2}\theta}$ = 2,then the value of $\theta$ is :

5. If $tan\theta + sec\theta$ = 3, $\theta$ being acute , the value of $5 sin\theta$ is ;

6. If cosC + cosD = x, then value of x is

7. The value of ($\sec^{2}$45o - $\cot^{2}$45o) - ($\sin^{2}$30o + $\sin^{2}$60o) is

8. A man standing on the bank of river observes that the angle subtended by a tree on the opposite bank is 60o. When he retires 36 m from the bank, he finds that the angle is 30o. The breadth of the river is

9. In ΔPQR measure of angle Q is 90°. If cotP = 8/15, and PQ = 4 cm, then what is the length (in cm) of side PR?

10. If $sin\frac{\pi x}{2}$ = $x^{2} - 2x +2$, then the value of x is