 # ALGEBRAIC EXPRESSIONS

## Presentation on theme: "ALGEBRAIC EXPRESSIONS"— Presentation transcript:

ALGEBRAIC EXPRESSIONS
Step 1 Write down the question Step 2 Plug in the numbers Step 3 Use PEMDAS Work down, Show all steps

Problem 1 Given the formula P=K2W, find the value of P if K=5 and W=-3.

If V=lwh, what is the value of V when l=2, w=3, and h=4x?
Problem 2 If V=lwh, what is the value of V when l=2, w=3, and h=4x?

If x=1 and y=-2, which expression has a value of 3?
Problem 3 If x=1 and y=-2, which expression has a value of 3? (1)x=y (2)x-y (3)xy (4)y-x

If a=1 and b=-2, find the value of (a+b)2.
Problem 4 If a=1 and b=-2, find the value of (a+b)2.

Using the formula V=x 2h, find V when x=6 and h=2
Problem 5 Using the formula V=x 2h, find V when x=6 and h=2

Evaluate the expression (6a)2b if a=2 and b=-1
Problem 6 Evaluate the expression (6a)2b if a=2 and b=-1

Find the value of 3a-4b if a=-2 and b=1.
Problem 7 Find the value of 3a-4b if a=-2 and b=1.

Find the value of (x2-5x+4) if x=7.
Problem 8 Find the value of (x2-5x+4) if x=7.

Evaluate 5a2-b if a=-2 and b=3.
Problem 9 Evaluate 5a2-b if a=-2 and b=3.

Find the value of the expression 3x3 when x=-2
Problem 10 Find the value of the expression 3x3 when x=-2

What is the value of R2S if R=5 and S=-2.
Problem 11 What is the value of R2S if R=5 and S=-2.

Evaluate the expression 3x2 +y if x=1 and y=-3.
Problem 12 Evaluate the expression 3x2 +y if x=1 and y=-3.

Find the value of the expression 2xy3 if x=3 and y=-2
Problem 13 Find the value of the expression 2xy3 if x=3 and y=-2

Problem 14 Find the value of 5x2 if x=-3.

If x=-3 and y=2, find the value of (xy)2.
Problem 15 If x=-3 and y=2, find the value of (xy)2.

Evaluate the expression 3x2+y if x=1 and y=-3.
Problem 16 Evaluate the expression 3x2+y if x=1 and y=-3.

If x=3 and y=-2, find the value of 4xy2.
Problem 17 If x=3 and y=-2, find the value of 4xy2.

Find the value of 3(ab)2 if a=2 and b=-1.
Problem 18 Find the value of 3(ab)2 if a=2 and b=-1.

Find the value of 2x2y if x=3 and y=-1.
Problem 19 Find the value of 2x2y if x=3 and y=-1.

Find the value of a2-b if a=3 and b=-4.
Problem 20 Find the value of a2-b if a=3 and b=-4.