Question

Q-1(B) Fill in the blanks
1) If 7x + 7 = 49, then x =
2) When we write LA ELB, we actually mean
3) 5* __ = (-35)
4) • 4 = (-3)
5) is equal to
6) A ABC is right angled at B. If AB + 4cm, BC = 3cm, then AC =
8​

Answer 1

Answer:

1)Multiply

Step-by-step explanation:

bcuz when we read tables,we multiply

Answer 2

Step-by-step explanation:

1) 7x+7=49

7x=42

x=6

3)5×(-7)=(-35)

4)1-4=(-3)

5)(AC)^2=(AB)^2+(BC)^2

= (4)^2+(3)^2

=16+9

=25

(AC)^2=25

AC=5cm