• ### How to factor 8x^2 + 10x - 3?

-- ( 4x - 1 ) ( 2x + 3 )
-- ( 4x - 1 ) ( 2x + 3 )
7 answers · Mathematics · 8 hours ago
• ### Factorise 4x + 22?

-- 2 ( 2x + 11 )
-- 2 ( 2x + 11 )
5 answers · Mathematics · 9 hours ago
• ### Is 32/50 a perfect square?

32/50 = 16/25 = 4/5 Not a perfect square.
32/50 = 16/25 = 4/5 Not a perfect square.
3 answers · Mathematics · 12 hours ago
• ### A plane departs form an airport traveling 621 mph N36 degree W after 2.6 hours how far is the plane form the airport?

-- Distance = 621 x 2•6 = 1614•6 miles
-- Distance = 621 x 2•6 = 1614•6 miles
5 answers · Mathematics · 12 hours ago
• ### Can someone help me with this math problem?

-- 6x - 27 = - 4x + 3 10x = 30 x. = 3 Check LHS = 3 x (--3) = -- 9 RHS = - 12 + 3 = -- 9
-- 6x - 27 = - 4x + 3 10x = 30 x. = 3 Check LHS = 3 x (--3) = -- 9 RHS = - 12 + 3 = -- 9
5 answers · Mathematics · 13 hours ago
• ### Math word problem help?

2 [ L + W ] = 180 2 [ 36 + W ] = 180 36 + W = 90 W = 54 m L = 36 m
2 [ L + W ] = 180 2 [ 36 + W ] = 180 36 + W = 90 W = 54 m L = 36 m
4 answers · Mathematics · 13 hours ago
• ### ΔABC has vertices at (-4, 4), (0,0) and (-5,-2). Find the coordinates of points A, B and C after a reflection across the x-axis.?

Best answer: -- A (--4 , 4)<--------> A` (-- 4 , -- 4) B (0 , 0) <---------> B ' (0 , 0) C (--5, --2) <------> C ' (-- 5 , 2)
Best answer: -- A (--4 , 4)<--------> A` (-- 4 , -- 4) B (0 , 0) <---------> B ' (0 , 0) C (--5, --2) <------> C ' (-- 5 , 2)
4 answers · Mathematics · 14 hours ago
• ### Math problem help?

-- Twice a number minus six
-- Twice a number minus six
5 answers · Mathematics · 14 hours ago
• ### Find, to the nearest degree, the angle between the vectors <1,-5> and <0,1>?

-- a • b = √26 cos ∅ - 5 / √26 = cos ∅ ∅ = 180° - 11•3 ° ∅ = 168•7°
-- a • b = √26 cos ∅ - 5 / √26 = cos ∅ ∅ = 180° - 11•3 ° ∅ = 168•7°
3 answers · Mathematics · 15 hours ago
• ### Fund a unit vector in the same direction as 3i-4j?

-- (1/5) ( 3i -- 4 j )
-- (1/5) ( 3i -- 4 j )
3 answers · Mathematics · 15 hours ago
• ### Find the component form of a vector whose initial point is (3,-1) and whose terminal point is (-4,-2)?

v = - 7i -- j v = [ - 7 ] [ - 1 ]
v = - 7i -- j v = [ - 7 ] [ - 1 ]
2 answers · Mathematics · 15 hours ago
• ### Why does (x^n)’= nx^n-1?

:- By definition y = x^n dy/dx = n x^(n -- 1)
:- By definition y = x^n dy/dx = n x^(n -- 1)
3 answers · Mathematics · 18 hours ago
• ### If csc x=4 and cot x<1, find the sine,cosine,and tangent ratios of x.?

-- Angle x is in second quadrant 1/sin x = 4 sin x. = 1/4 cos x = -- √15/4 tan x = -- 1/√15
-- Angle x is in second quadrant 1/sin x = 4 sin x. = 1/4 cos x = -- √15/4 tan x = -- 1/√15
3 answers · Mathematics · 19 hours ago
• ### The angle theta corresponding to the point (1/sqrt 2, -1/sqrt 2) could be?

-- tan ∅ = - 1 ∅ = 315°
-- tan ∅ = - 1 ∅ = 315°
4 answers · Mathematics · 23 hours ago
• ### Negative four plus 3n equals 37?

-- 3n -- 4 = 37 3n = 41 n = 41/3
-- 3n -- 4 = 37 3n = 41 n = 41/3
5 answers · Mathematics · 1 day ago
• ### Seven more than six times a number is negative forty-seven. what is the number?

-- 6x + 7 = -- 47 6x = - 54 x = -- 9_________is the number
-- 6x + 7 = -- 47 6x = - 54 x = -- 9_________is the number
5 answers · Mathematics · 1 day ago
• ### How in the world do you isolate "y" in this equation?

:-- 10^x = y - 4 y = 10^x + 4
:-- 10^x = y - 4 y = 10^x + 4
8 answers · Mathematics · 1 day ago
• ### Cual es el valor de x y y en la siguiente ecuacion: 2x+7y=5 3x+14y=3?

-- -- 4x -- 14y = - 10 3 x + 14y = 3_________add -- x = -- 7 x = 7 14 + 7y = 5 7y = -- 9 y = -- 9/7 x = 7 , y = -- 9/7
-- -- 4x -- 14y = - 10 3 x + 14y = 3_________add -- x = -- 7 x = 7 14 + 7y = 5 7y = -- 9 y = -- 9/7 x = 7 , y = -- 9/7
8 answers · Mathematics · 1 day ago
• ### Use the unit price to find the total price. 9 gallons at \$1.92 per gallon?

-- 9 ( 2 -- 0•8 ) = 18 -- 0•72 = 17•28 Total price = \$ 17•28
-- 9 ( 2 -- 0•8 ) = 18 -- 0•72 = 17•28 Total price = \$ 17•28
6 answers · Mathematics · 1 day ago
• ### How do you find the derivative of f(x)=6x^2-4?

:-- Definition of derivative f (x) = a x^n + b f ' (x) = na x^ (n - 1) f (x) = 6x² -. 4 f ' (x) = 12 x
:-- Definition of derivative f (x) = a x^n + b f ' (x) = na x^ (n - 1) f (x) = 6x² -. 4 f ' (x) = 12 x
2 answers · Mathematics · 1 day ago