Question

If 2 power a + 2 power 2 = 2 ,then find the value of a

Answer 1

${2}^{a} + {2}^{2} = {2}^{1} \\ a + 2 = 1 \\ a = 1 - 2 \\ a = - 1$

Answer 2

Answer:-1.414

Step-by-step explanation:

asquare+2square=2

a square+4=2

A square=2-4=-2

A =✓-2=1.414