Find t such that 0 ≤ t ≤ $\frac { \pi } { 2 }$ and sin t = cos t.
A) 0
B) $\frac { \pi } { 8 }$
C) $\frac { \pi } { 4 }$
D) $\frac { \pi } { 3 }$
E) none of these

Question

Quizplus · Accepted Answer

The equation sin t = cos t is true when t = $\frac{\pi}{4}$, because at this angle, both sine and cosine have the same value of $\frac{\sqrt{2}}{2}$ in the first quadrant.

Find T Such That 0 ≤ T ≤ π2\frac { \pi } { 2 }2π​

Find T Such That 0 ≤ T ≤ $\frac { \pi } { 2 }$