Let, Vishal invested Rs. x in scheme ‘X’ According to the question, {(x × 15 × 8)/100} = 2640 Or, x = 2640/1.2 Or, x = 2200 Total sum Vishal had = 2200/0.8 = Rs. 2750 Amount received from scheme ‘X’ = 2200 + 2640 = Rs. 4840 Amount received from scheme ‘Y’ = 4840(1 + 50/100)2 = Rs. 10890
Find the value of sin(θ) if 2sinθ = tanθ, for 0 < θ < 90°.
If cot A = 12/5, then the value of (sin A + cos A) × sec A is ________.
If sin A = (4/5), then find the value of {cosec A × cos A + sec A × tan A}.
If A + B = 450 , then the value of 2(1 + tanA) (1 + tanB) is:
which of the following is equal to [(tan θ +secθ -1)/ (tanθ-secθ +1)]
if a sin 45 ˚ = b cosec 60 ˚ then find the value of a⁴/b⁴
...cos (sec-1 x) is equal to –
The maximum value of 45 sin θ + 28 cos θ is: