Question

verify that -(-y)=y a.y=2/17 b.y=-4/67

Answer 1

Answer:

a) 2/17

= - ( -y ) = y

= - ( -2/17) = 2/17

= 2/17 = 2/17

L.H.S = R.H.S verified

b) -4/67

= - ( -y ) = y

= - { - ( - 4/67) } = -4/67

= - 4/67 = - 4/67

L.H.S = R.H.S verified