Evaluate: (C + 5)(C - 3)

Evaluate: (c + 5)(c - 3)

Sum

(c + 5)(c - 3) = c (c - 3) +5 (c - 3)

= c² - 3c + 5c - 15

= c² + 2c - 15

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Chapter 13: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (C)

Chapter 13 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (C) | Q 3.01

Factorize: a² + b² + 2 (ab + bc + ca)

Factorize 4( x - y)² -12( x - y)( x + y ) + 9(x + y )²

Factorize x⁴ + x² y² + y⁴

Factorize `x^2 - 2sqrt2x - 30`

Simplify `(173 xx 173 xx 173 xx 127 xx 127 xx 127)/(173 xx 173 xx 173 xx 127 xx 127 xx 127)`

(2x - 3y)³ + (4z - 2x)³ + (3y - 4z )³

Multiply: (3x - 5y + 2)(5x - 4y - 3)

When y = –1, the value of the expression 2y – 1 is 3

Write the variables, constant and terms of the following expression

7p – 4q + 5

If x = 2 and y = 3, then find the value of the following expressions

x + 1 – y