Download App

3. trignometrical ratios,functions and identities — MATHS STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceMATHS3. trignometrical ratios,functions and identities1 Mark
MCQ
Max. and Min. value of expression $2sin^2\theta\,  -\, 3sin\theta $ respectively is
  • ✓
    $5, -\frac {9}{8}$
  • B
    $0,- \frac {9}{8}$
  • C
    $0,-1$
  • D
    $-1, -\frac {9}{8}$
✓

Answer

Correct option: A.
$5, -\frac {9}{8}$
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from 3. trignometrical ratios,functions and identities→3. trignometrical ratios,functions and identities — all question types→MATHS STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

The number of six letter words that can be formed using the letters of the word "ASSIST" in which S's alternate with other letters is:
→
If general term of an A.P. is 3n then find common difference.
→
The means of five observations is $4$ and their variance is $5.2$. If three of these observations are $1, 2$ and $6$, then the other two are
→
What is the sum of the squares of roots of ${x^2} - 3x + 1 = 0$
→
The equation of line whose mid point is $({x_1},\;{y_1})$ in between the axes, is
→
Coordinates of the centre of the circle which bisects the circumferences of the circles

$x^2 + y^2 = 1 ; x^2 + y^2 + 2x - 3 = 0$ and $x^2 + y^2 + 2y - 3 = 0$ is

→
Suppose the sides of a triangle form a geometric progression with common ratio $r$. Then, $r$ lies in the interval
→
The equation of the directrix of the parabola ${y^2} + 4y + 4x + 2 = 0$ is
→
The value of $k$ for which the quadratic equation, $k{x^2} + 1 = $$kx + 3x - 11{x^2}$ has real and equal roots are
→
Which of the following is true.
→