• ### Expand (x +1)6?

As given , answer is 6x + 6 It may be that what you actually mean is (x + 1)^6 ??????
As given , answer is 6x + 6 It may be that what you actually mean is (x + 1)^6 ??????
7 answers · Mathematics · 3 hours ago
• ### Trigonometry?

Because Trigonometry plays a significant part in subjects such as :- Electrical Engineering Electronics Mechanical Engineering Civil Engineering Gas Engineering Physics Finance and Insurance Aeronautics
Because Trigonometry plays a significant part in subjects such as :- Electrical Engineering Electronics Mechanical Engineering Civil Engineering Gas Engineering Physics Finance and Insurance Aeronautics
2 answers · Mathematics · 3 hours ago
• ### Integrate sin 2x?

\$ sin 2x dx = (-1/2) cos 2x + C
\$ sin 2x dx = (-1/2) cos 2x + C
3 answers · Mathematics · 8 hours ago
• ### What is the name of this mathematical identity, 2^2 = (x+1/x)^2 - (x-1/x)^2?

Difference of squares perhaps ?
Difference of squares perhaps ?
6 answers · Mathematics · 11 hours ago
• ### How do you combine this equation?

There is no equation to be seen. An equation requires an = sign.
There is no equation to be seen. An equation requires an = sign.
3 answers · Mathematics · 11 hours ago
• ### What is 1+0?

1 + 0 = 1
1 + 0 = 1
6 answers · Mathematics · 11 hours ago
• ### Solve initial value problem. dy/dx = x/(1+y) using y(0) = 1?

\$ 1 + y dy = \$ x dx y + y²/2 = x²/2 + C 1 + 1/2 = C = 3/2 y + y²/2 = x²/2 + C
\$ 1 + y dy = \$ x dx y + y²/2 = x²/2 + C 1 + 1/2 = C = 3/2 y + y²/2 = x²/2 + C
2 answers · Mathematics · 12 hours ago
• ### 10. What is the sum of 1/9, 2/3, and 5/18? A. 19/18 B. 12/9 C. 8/30 D. 4/15?

2/18 + 12/18 + 5/18 = 19/18 = 1 1/18
2/18 + 12/18 + 5/18 = 19/18 = 1 1/18
4 answers · Mathematics · 16 hours ago
• ### Simplify 25x⁻²y² / 5x⁻³y?

25 x^(-2) y² ------------------- = 5 x y 5 x^(-3) y
25 x^(-2) y² ------------------- = 5 x y 5 x^(-3) y
6 answers · Mathematics · 21 hours ago
• ### Solve the simultaneous equation { 2^x + 3^y = 41 2^x+2 + 3^y+2 = 209?

Will assume that question is incorrect and should be shown as :- 2^x + 3^y = 41 2^(x + 2) + 3^(y + 2) = 209 2^x + 3^y = 41 4 (2^x) + 9 (3^y) = 209 4 (2^x) + 4 (3^y) = 164 4 (2^x) + 9 (3^y) = 209 5 (3^y) = 45 3^y = 9 y = 2 2^x + 9 = 41 2^x = 32 x = 5 x = 5 , y = 2
Will assume that question is incorrect and should be shown as :- 2^x + 3^y = 41 2^(x + 2) + 3^(y + 2) = 209 2^x + 3^y = 41 4 (2^x) + 9 (3^y) = 209 4 (2^x) + 4 (3^y) = 164 4 (2^x) + 9 (3^y) = 209 5 (3^y) = 45 3^y = 9 y = 2 2^x + 9 = 41 2^x = 32 x = 5 x = 5 , y = 2
4 answers · Mathematics · 21 hours ago
• ### If a ball is thrown into the air with a velocity of 35 ft/s, its height (in feet) after t seconds is given by y = 35t − 16t2.?

y = 35 t - 16 t² dy/dt = 35 - 32 t v (1) = 35 - 32 = 3 ft/s
y = 35 t - 16 t² dy/dt = 35 - 32 t v (1) = 35 - 32 = 3 ft/s
3 answers · Mathematics · 21 hours ago
• ### Find the maximum value of the function f(f) = 5 - x - x^2 and value of x it occurs.?

f (x) = 5 - x - x² f ` (x) = - 1 - 2x = 0 for turning point x = -1/2 for turning point f (-1/2) = 5 + 1/2 - 1/4 = 5 1/4 is Max value when x = - 1/2
f (x) = 5 - x - x² f ` (x) = - 1 - 2x = 0 for turning point x = -1/2 for turning point f (-1/2) = 5 + 1/2 - 1/4 = 5 1/4 is Max value when x = - 1/2
3 answers · Mathematics · 21 hours ago
• ### How to simplify 25x^-2y^2/5x^-3y?

25 x^(-2) y^2 -------------------- = 5 x y 5 x^(-3) y
25 x^(-2) y^2 -------------------- = 5 x y 5 x^(-3) y
2 answers · Mathematics · 22 hours ago
• ### Math exponent help 8^5/3(8^-2/3)?

Presentation is open to doubt so having to take a guess at : - 8^(5/3) x 8^(-2/3) = 8^(3/3) = 8
Presentation is open to doubt so having to take a guess at : - 8^(5/3) x 8^(-2/3) = 8^(3/3) = 8
3 answers · Mathematics · 22 hours ago
• ### Find maximum and minimum values of 2+sinx?

Max value is 3 Minecraft value is 1
Max value is 3 Minecraft value is 1
3 answers · Mathematics · 23 hours ago
• ### Convert 0.26 to a fraction (do not reduce)?

26 ----- 100
26 ----- 100
6 answers · Mathematics · 1 day ago
• ### Convert 3/4 to a decimal?

3 / 4 = 0 • 75
3 / 4 = 0 • 75
4 answers · Mathematics · 1 day ago
• ### Reduce 20/40 to it’s lowest common denominator?

1 --- 2
1 --- 2
5 answers · Mathematics · 1 day ago
• ### What is the axis of symmetry for f(x) = −2x2 + 20x − 42?

y = -- 2 ( x² - 10 x ) - 42 y = -- 2 ( x² - 10 x + 25 ) + 50 - 42 y = - 2 ( x - 5 )² + 8 x = 5 is axis of symmetry
y = -- 2 ( x² - 10 x ) - 42 y = -- 2 ( x² - 10 x + 25 ) + 50 - 42 y = - 2 ( x - 5 )² + 8 x = 5 is axis of symmetry
2 answers · Mathematics · 1 day ago
• ### Why is x-1 not a factor of f(x) = 4x^3+8x^2+x-3?

Because f (1) does not equal zero.
Because f (1) does not equal zero.
5 answers · Mathematics · 1 day ago