Question

Evaluate sin30+tan45-cos45​

Answer 1

Answer:

$\red{sin30 = root3/2}$

$\red{tan45 = 1}$

$\red{cos = 1/root2}$

$\red{\mathfrak{AnSwer}}$

$\red{root3+2-root2/2}$

Answer 2

sin30 + tan45-cos45

1/2+1-1/√2

taking Lcm

√2+2√2-2/2√2

3√2-2/2√2

Rationalizing the denominator

next answer in image,