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Edward Boateng
- Rate S$14
- Response 1h

S$14/h
1st lesson free
- Maths
- Trigonometry
- Chemistry
- Arithmetic
- Organic chemistry
Which of the following numbers is irrational? A. 3 B. 0.5 C. sqrt2
- Maths
- Trigonometry
- Chemistry
- Arithmetic
- Organic chemistry
Lesson location
About Edward Boateng
a. A caterpillar is currently valued at Ghȼ70,350.00. If it loses 12% of its value at the beginning of each year, find its value after three and half years. ii. Find the depreciation after 3 years.
b. If 4 tan x = 3, where 0 ≤ x ≤ 900, find (180 – 2x), find the value of x.
About the lesson
- Primary
- Secondary
- SPM
- +2
levels :
Primary
Secondary
SPM
Adult education
Masters
- English
All languages in which the lesson is available :
English
(a). The area of a sector of a circle of radius 12 cm, is 130cm2. If the sector is folded such that is straight edges coincides to form a cone, find the radius of the base of the cone. π = 3.142
(b). Find the value of y if: cos (y +30) =0.8
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- 10h: S$140
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- 1hr
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