Question

please tell me the questions answers deeply in easy way help me​

Answer 1

Answer:

-1/7

Step-by-step explanation:

sino= 4/3

so the value of 1-sino÷1+sino

= 1-4/3÷1+4/3

by solving we get

= -1/3÷ 7/3

= -1/3×3/7

= -1/7