Question

If tan theta = a/b, find the value of cos^theta - sin^theta

Please answer ONLY if you know. URGENT.

Answer 1

Step-by-step explanation:

Speed=

time

Distance

Speed=

3.5

210

=60km/hr

a). Time required to cover 60km with the same speed =

Time

Distance

=

60

60

=1hr.

b). Distance covered in 5hrs with same speed = Time×Speed

=5hrs×60km/hr

=300km