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v800 = v(400 x 2) = 20v2
v248 = v(4x62) = 2v62
v192 = v(64 x 3) = 8v3
joseph rimiru answered the question on November 13, 2017 at 06:04
- Simplify
v(56 x 2)
v(72) x 1/3
10v(125 x6)
(Solved)
Simplify
√(56 x 2)
√(72) x 1/3
10√(125 x6)
Date posted: November 13, 2017. Answers (1)
- Simplify
2va + 3 va
3v21 - 2v21
(Solved)
Simplify
2√a + 3 √a
3√21 - 2√21
Date posted: November 12, 2017. Answers (1)
- Express each of the following surds in its simplest form
v24
v1000
v500
(Solved)
Express each of the following surds in its simplest form
√24
√1000
√500
Date posted: November 12, 2017. Answers (1)
- a.(v3 +v2)^2
b.(v5 -...(Solved)
a.(√3 +√2)^2
b.(√5 - 2)^2
c.(3 -√3)(3 +√3)
Date posted: November 12, 2017. Answers (1)
- Evaluate
v5 x v6
v11 xv11
v20 ÷ v10
3v15 ÷v3
(Solved)
Evaluate
√5 x √6
√11 x√11
√20 ÷ √10
3√15 ÷√3
Date posted: November 12, 2017. Answers (1)
- Evaluate
v3 +v3
4v5 +2v5
5v7- 2v7
(Solved)
Evaluate
√3 +√3
4√5 +2√5
5√7- 2√7
Date posted: November 12, 2017. Answers (1)
- Simplify each of the following to the lowest term
v(125)
v(200)
v(72)
(Solved)
Simplify each of the following to the lowest term
√(125)
√(200)
√(72)
Date posted: November 12, 2017. Answers (1)
- State the sine rule(Solved)
State the sine rule
Date posted: November 12, 2017. Answers (1)
- An arc subtends an angle of 1.2 rad. If radius of circle is 15 cm, find the length of the arc.(Solved)
An arc subtends an angle of 1.2 rad. If radius of circle is 15 cm, find the length of the arc.
Date posted: November 12, 2017. Answers (1)
- What is the length of an arc which subtends an angle of 0.9 radian at the centre of a circle of radius 20cm?(Solved)
What is the length of an arc which subtends an angle of 0.9 radian at the centre of a circle of radius 20cm?
Date posted: November 12, 2017. Answers (1)
- Convert the following to degree
a. 1.5 rad
b. (1/4)p rad
(Solved)
Convert the following to degree
a. 1.5 rad
b. (1/4)π rad
Date posted: November 12, 2017. Answers (1)
- Convert the following degree to radians, giving your answers in terms of p
a. 30°
b. 450°
(Solved)
Convert the following degree to radians, giving your answers in terms of π
a. 30⁰
b. 450⁰
Date posted: November 12, 2017. Answers (1)
- Convert 135° into radian(Solved)
Convert 135⁰ into radian
Date posted: November 12, 2017. Answers (1)
- Use a calculator to find angles between 0° and 360° whose
a. Sine is 0.9054
b. Cosine is -0.4795
c. Tangent is 0.8002
(Solved)
Use a calculator to find angles between 0⁰ and 360⁰ whose
a. Sine is 0.9054
b. Cosine is -0.4795
c. Tangent is 0.8002
Date posted: November 12, 2017. Answers (1)
- Use a calculator to find
a. Tan 60°
b. Tan 155°
c. Tan 340°
d. Tan 395°
(Solved)
Use a calculator to find
a. Tan 60⁰
b. Tan 155⁰
c. Tan 340⁰
d. Tan 395⁰
Date posted: November 12, 2017. Answers (1)
- Find the values of the sine, cosine, and tangent of the following angles 801°, 1031°, and 1250°.(Solved)
Find the values of the sine, cosine, and tangent of the following angles 801⁰, 1031⁰, and 1250⁰.
Date posted: November 12, 2017. Answers (1)
- Write down the value of the tangent -43, -139, -223, and -319.(Solved)
Write down the value of the tangent -43, -139, -223, and -319.
Date posted: November 12, 2017. Answers (1)
- Write down the values of sine of each of the following angles -36°, -142°, -216°, -322°(Solved)
Write down the values of sine of each of the following angles -36⁰, -142⁰, -216⁰, -322⁰
Date posted: November 12, 2017. Answers (1)
- Express the following in terms of cosine of an acute angle
a. Cos -38°
b. Cos -144°
c. Cos -218°
d. Cos -322°
(Solved)
Express the following in terms of cosine of an acute angle
a. Cos -38⁰
b. Cos -144⁰
c. Cos -218⁰
d. Cos -322⁰
Date posted: November 12, 2017. Answers (1)
- Express the following in terms of the sine of an acute angle.
a. Sine -160°
b. Sine -320°
c. Sine 449°
d. Sine 760°
(Solved)
Express the following in terms of the sine of an acute angle.
a. Sine -160⁰
b. Sine -320⁰
c. Sine 449⁰
d. Sine 760⁰
Date posted: November 12, 2017. Answers (1)