Answers created by Johnson Z.

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• How do you differentiate #y=sqrt(4+3x)#?
  
• How do you multiply #m^ { - 7/ 6} \cdot m ^ { 1/ 4}#?
  
• How do you find the inverse of #y=x^2+12x#?
  
• Question #2a36d
  
• How do you solve #14 = 9x - 4#?
  
• How do you evaluate #2x^2 - 2z^4 + y^2 - x^2 + z^4# if #x = -4, y = 3, and z = 2#?
  
• Standing Waves Question?
  
• Physics Word Problem?
  
• Word Problem regarding The Doppler Effect?
  
• How do you solve the rational equation #40/(b-19)=-17/(b+1)#?
  
• Mike is playing his speaker at an unknown frequency. His friend, Emma, gets on her bike and rides away from Mike at a uniform speed, holding an open-air column horizontally over her head. What was the frequency of the sound coming from Mike's speaker?
  
• How can you find #f(2)# if #f(x) = 3x^2 - 2#?
  
• If an object is moving at #0 m/s# and accelerates to #60 m/s# over #34/5# seconds, what was the object's rate of acceleration?
  
• How do you simplify #(1+9x) times -10#?
  
• A sonar pulse has a wavelength of 3.0 cm. If the pulse has speed in water of 1,500 m/s, what is its frequency?
  
• What is the cube of 8?
  
• An object with a mass of #7 kg# is on a surface with a kinetic friction coefficient of # 8 #. How much force is necessary to accelerate the object horizontally at # 21 m/s^2#?
  
• Newton's second law states that the net force equals the product of mass and acceleration. A boat's mass of is #9.6×105 kg# and it experiences a net force of #1.5×104 kg*m/s^2#. What is its acceleration?
  
• How do you find the missing coordinate if P=(4,-1) is the midpoint of the segment AB, where A=(2, 5)?
  
• How do you solve for f in #t=1/f #?
  
• How do you differentiate # f(x)= (x^2 + 2x )/( x^2 -4)#?
  
• How do you solve #(40/(x-2))=1+(42/(x- 2))#?
  
• If the sum of interior angle measures of a polygon is 720°, how many sides does the polygon have?
  
• How do you simplify #-54 / [(-9) / 3]#?
  
• How do you evaluate #-7^2#?
  
• How do you write the equation for a circle with center at (2,-5) and passing through (3,4)?
  
• If #F=(GMm)/d^2#, then #d=#?
  
• Savannah's bakery sold 284 loaves of bread in September. In October the bakery sold 89 loaves. About how many more loaves of bread did Savannah's bakery sell in September than in October?
  
• Question #91942
  
• How do you simplify #(sin(x) * cos (x))/(1-cos^2 (x))#?
  
• How do you factor #4a^4 + b^4#?
  
• How do you factor completely #7(x-y)-z(x-y)#?
  
• How do you solve #T = (3/10)(Z - 12,000)# for Z?
  
• What is the kinetic energy of a #8 kg# object moving at #5/2 m/s#?
  
• What is the gravitational potential energy of a # 9 kg# object on a shelf # 4 m # high?
  
• An electric fan has a power output of 60 W. How much work is done if the fan operates for 120 s?
  
• What is the slope of a line defined by the equation 3x + y = -4?
  
• How do you solve the inequality #-6v-3> -33#?
  
• Let #p = 4x -7#. What is equivalent to #(4x - 7)^2 + 16 = 40x - 70# in terms of #p#?
  
• How do you solve #9a + 15 =10a - 7#?
  
• The isotope chromium-51 has a half-life of 28 days. If the original sample had a mass of 28.0 grams, what mass of the chromium-51 sample remains after 84 days?
  
• How do you rationalize the denominator and simplify #(2+ sqrt 3)/(5- sqrt 3)#?
  
• How do you find f'(x) using the limit definition given #f(x) = 3/(x-2)#?
  
• The perimeter of a rectangular book is 48 inches. How do you express the length of the book as a function of the width?
  
• How do you solve #x/2 = 5/15#?
  
• In "Macbeth", according to Lady Macbeth, why doesn't she kill Duncan herself?
  
• What is the distance between P(0, 0) and Q(5, 12)?
  
• Question #957bb
  
• How do you solve #x + 8 - 1> x/3 #?
  
• How do you solve for v in #a=v-1/t#?
  
• How do you solve #-4(2x-1) = -6(x+2) -2#?
  
• How do you find f'(x) using the limit definition given # 3x^2-5x+2 #?
  
• How do you verify #(1+csc(x))/(cot(x)+cos(x)) = sec(x)#?
  
• What is #3[(15-3)^2 -: 4]#?
  
• How do you solve #sqrt(20-X) + 8= sqrt( 9-X) +11#?
  
• What is the gravitational potential energy of a # 5 kg# object on a shelf # 4/9 m # high?
  
• Object A is 7.00 kg. Object B is 7.00 kg. They are apart by 2.00 m. What is the magnitude of the gravitational force exerted by ball A on ball B?
  
• What is the solution to the inequality #-10.5 -7x> -4.5#?
  
• How do you simplify #(5 + 2i)(5 - 2i)# and write in a+bi form?
  
• The expression #54 * 7 = 7 *54# is an example of which property?
  
• What is the distance between (–2, 3) and (–2, –7)?
  
• How do you simplify # [(4x^-4 y^2)/ (5x^6 y^-3)]^-3# leaving only positive exponents?
  
• Given the equation #2H_2O ->2H_2 + O_2#, how many moles of #H_2O# would be required to produce 2.5 moles of #O_2#?
  
• What is complex conjugate of #-a-b#?
  
• What is the kinetic energy of an object with a mass of # 16 kg# that has been in freefall for # 2 s#?
  
• How do you solve #(tanx-1)(2sinx+1)=0#?
  
• Tim is twice as old as his son. In six years, Tim's age will be three times than what his son's age was six years ago. How old is Tim's son now?
  
• Using the limit definition, how do you differentiate #f(x)=2x^2-x#?
  
• How do you write #2x^2 - 10 + 3x = (x - 2)^2 + 1# in standard form?
  
• How do you determine if # f(x)=x/(x+1)# is an even or odd function?
  
• A biologist counted 10,000 migrating monarch butterflies. How do you express 10,000 as a power of 10?
  
• How much work would it take to horizontally accelerate an object with a mass of #6 kg# to #7 m/s# on a surface with a kinetic friction coefficient of #1 #?
  
• How much work would it take to horizontally accelerate an object with a mass of #8 kg# to #3 m/s# on a surface with a kinetic friction coefficient of #1 #?
  
• How do you solve # 5 times 6^x = 6 times 5^x#?
  
• How do you solve for t in #44=2,500times0.5^(t/5.95)#?
  
• An adult has 206 bones. Of those, approximately 2.9% are found in the inner ear. About how many bones in the human body are found in the inner ear?
  
• How do you find the inverse of # f(x) = (2x-1)/(x-1)# and is it a function?
  
• If an object with a mass of #2 kg # changes speed from #3 m/s# to # m/s#, by how much does its kinetic energy change?
  
• How do you find the derivative of #f(x)=5sqrtx#?
  
• Using the limit definition, how do you find the derivative of #y =3/(x+1)#?
  
• What is the slope-intercept form of #5x - 3y = -15 #?
  
• What is the GCF of the terms of the polynomial #45x^5+35x^6#?
  
• Charles paid for a $5.29 book with a ten-dollar bill. How much change did he receive?
  
• What is the fraction that is found halfway between 5/16 and 7/11 ?
  
• What is the derivative of #-4/x^2#?
  
• Is #8x +2y =0# a direct variation equation and if so what is the constant?
  
• What is the #y#-intercept of #y=4^x#?
  
• How do you simplify and find the restrictions for #(y-3)/(y+5)#?
  
• What is the center and radius of the circle with equation #x^2 + y^2 + 6x + 16y + 64 = 0#?
  
• How do you use the definition of a derivative to find the derivative of #f(x) = 4 + 9x - x^2#?
  
• How do you simplify #5(4x + 6)#?
  
• What is #20 - 5.48 * 10^-4#?
  
• Using the limit definition, how do you find the derivative of # f(x)=4x^2#?
  
• How do you simplify #sqrt15 * sqrt45#?
  
• Solve for#x#, #=>(1− 5 /12)-:(5/6+1/3)=x-:(9/8 − 5/8)#?
  
• How do you evaluate #96^2*(1/3^2)^3*6^2#?
  
• An object is thrown vertically from a height of #12 m# at # 1 m/s#. How long will it take for the object to hit the ground?
  
• How do you find the asymptotes for #f(x) = ((3x + 1)^2 * (4x - 3) )/ ((2x + 1) * (x-1)^2)#?
  
• How do you find the vertical, horizontal and slant asymptotes of: #(x^2-25)/(x^2+5x)#?
  
• How do you prove #(1-cos(x)) / sin(x) = csc(x) - cot(x) #?
  
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