MATH1020 Calculus for Engineers Mid-Sem Revision Session

Where is point B located?

• 2 + j

• -3

• 2j

• -1 - j

The expression (2 + 3i)² is equal to

• -5
• -5 + 12j

• 13
• 13 + 12j

√-36

• 6
• -6
• -6j

• 6j

Simplify   j²³

• j

• -1
• 1
• -j

When do you use the chain rule?

• when there is multiplication

• when there is a function in a function
• when there is division

Differentiate (sin x)²

• (cos x)²

• 2(cos x)

• 2(sin x)(cos x)

• -2(sin x)(cos x)

• None of these

What is the standard form of an ellipse?

What is the standard form of an hyperbola?