What is the output of the expression, 7*1**7 ?

What would be the output of the circuit whose Boolean expression Y = A bar(B) + AB when A = 1, B = 0 :-

The Boolean expression for the output Y of the logic operation shown is-

Find the no. of zeros in expression : 1 × 3 × 5 × 7 .......... × 99

Express y in terms of x in the expression 3x – 7y = 10

The value of the expression sin^(-1)(sin((22 pi)/7))-tan^(-1)(tan((5 pi)/7)) is

Find 'a' so that the expression becomes (a+10)+7=4+(10+7) .

Identify the operations (addition, subtraction, division, multiplication) in forming the following expressions and tell how the expressions have been formed. 7m, - 7m + 3,- 7m - 3