# Tutor profile: Raghad K.

Inactive

Raghad K.

Math teacher for 4 years, civil engineer for 14 years

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## Questions

### Subject: Trigonometry

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Question:

A triangle has two angles 38 degrees and 90 degrees. How can you find the third angle?

Inactive

Raghad K.

Answer:

We know that the sum of angles for any triangle should equal 180 degree Then the measurement of the missing angle 90+38+K= 180 K= 52 degrees

### Subject: Calculus

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Question:

Find the value of dy/dx when: x=3/(z^4), y=6(z^4)+8

Inactive

Raghad K.

Answer:

dx/dz = -12(z^-5)= -12/(z^5) dy/dz= 24(z^3) dy/dx= -24(z^3)/((12/(z^5))= - 2(z^8)

### Subject: Algebra

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Question:

Identify the type of expressions: 1- x(y^2)+(x^2)y 2- 954xy 3- x^2+x-19

Inactive

Raghad K.

Answer:

1-Binomial 2- Monomial 3- Trinomial

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