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प्रश्न
Fill in the blank.
(b2 − a2) − (a2 − b2)= ______
उत्तर
2b2 − 2a2
or, b2 − a2− a2 + b2
or, 2b2 − 2a2
APPEARS IN
संबंधित प्रश्न
Complete the last column of the table.
| Equation | Value | Say, whether the Equation is Satisfied. (Yes/No) |
| `m/3 = 2` | m = 0 |
Write equation for the following statement:
2 subtracted from y is 8.
Set up an equation in the following case:
In an isosceles triangle, the vertex angle is twice either base angle. (Let the base angle be b in degrees. Remember that the sum of angles of a triangle is 180 degrees.)
Simplify:
Verify by substitution that the root of \[\frac{z}{7} = 8\]
Write 'T' for true and 'F' for false for the statement given below:
2x + 3 = 5 is a linear equation.
Write the following statement in the form of the equation:
One-fourth of m is 3 more than 7.
Pick out the solution from the values given in the bracket next to each equation. Show that the other values do not satisfy the equation.
n + 12 = 20 (12, 8, 20, 0)
Pick out the solution from the values given in the bracket next to each equation. Show that the other values do not satisfy the equation.
p − 5 = 5 (0, 10, 5, − 5)
Complete the table and by inspection of the table, find the solution to the equation m + 10 = 16.
|
m |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
______ |
|
m + 10 |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
______ |
