Answers created by Júlio B.

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• What is the standard form of #y= 2(7/5x + 14)^2 - 1 #?
  
• How do you solve #18t-6t=24#?
  
• How do you multiply #(x+5)(x-3)(x-4+i)#?
  
• How do you solve #3x ^ { 2} + x - 5= 0#?
  
• Question #1de6c
  
• How do you evaluate #\frac { 2x } { 3} - \frac { 3} { 4} =\frac { x } { 6} + \frac { 21} { 4}#?
  
• What is the equation of the line between #(0,2)# and #(25,-10)#?
  
• #10.44 " is " 14.4%# of what?
  
• How do you solve this system of equations: #3x + 2y = 18;8x + 4y = 41#?
  
• Question #79c8f
  
• Question #46699
  
• How do you write "three times a number, added to 9, is 39" as a mathematical equation?
  
• How do you solve #\frac { x } { 3} \geq 1+ \frac { x } { 6}#?
  
• How do you factor # z^3 + 7z + 7^2 + 7#?
  
• What are the asymptotes of #f(x)=(4tan(x))/(x^2-3-3x)#?
  
• How do you graph #f(x) = |2x + 1|#?
  
• How do you write an equation of a line through (-3,-1) and (1/2,2)?
  
• What is the distance between #(-5 ,( 5 pi)/12 )# and #(-2 , ( pi )/2 )#?
  
• 93 is what percent of 186?
  
• How do you find the slope of #y=4/5#?
  
• Question #4953b
  
• How much power is produced if a voltage of #10 V# is applied to a circuit with a resistance of #96 Omega#?
  
• A spring with a constant of #4 (kg)/s^2# is lying on the ground with one end attached to a wall. An object with a mass of #6 kg# and speed of #5 m/s# collides with and compresses the spring until it stops moving. How much will the spring compress?
  
• How do you solve #x^2+14x=0 # using the quadratic formula?
  
• How did the West African slave traders obtain the slaves they sold to Europeans?
  
• How do you solve #1/5 + x=7/12#?
  
• How do you simplify #7x-(9x+5)#?
  
• How do you solve the following system?: #-2x -5y =1, -x -y = -2#
  
• What the value of the expression #6c^2-5d+8# when #c=5# and #d=4#?
  
• What six elements are most prevalent in living organisms?
  
• How do you simplify # ((8b^4)/(2c^9))^3#?
  
• How do you simplify # -3a * a^2#?
  
• If the length of a #25 cm# spring increases to #67 cm# when a #15 kg# weight is hanging from it, what is the spring's constant?
  
• Question #b6a17
  
• A circuit with a resistance of #6 Omega# has a fuse that melts at #8 A#. Can a voltage of #21 V# be applied to the circuit without blowing the fuse?
  
• What is the mass of an object that requires a force of #30# #N# to accelerate at #5# #m##/##s^2#?
  
• How do you solve the following system?: #5x + 2y =1 , 8x-9y= 12 #
  
• How fast will an object with a mass of #7 kg# accelerate if a force of #1 N# is constantly applied to it?
  
• A circuit with a resistance of #9 Omega# has a fuse melts at #6 A#. Can a voltage of #18 V# be applied to the circuit without blowing the fuse?
  
• What is the the vertex of #y = (x -3)^2+4x-5 #?
  
• In the equation #2C_2H_2(5) + 5O_2(5) -> 4CO_2(g) + 2H_2O(g)#, how many grams of oxygen gas are needed for the complete combustion of #1.8 * 10^2# #g# of acetylene?
  
• What role does ATP play in cellular function?
  
• Using photosynthesis and cellular respiration, how does carbon get cycled through an ecosystem, and why is it that burning fossil fuels upsets this balance?
  
• What is #(7pi)/6 # radians in degrees?
  
• A triangle has sides A, B, and C. The angle between sides A and B is #pi/8#. If side C has a length of #2 # and the angle between sides B and C is #pi/12#, what is the length of side A?
  
• A triangle has sides A, B, and C. The angle between sides A and B is #(7pi)/12#. If side C has a length of #16 # and the angle between sides B and C is #pi/12#, what is the length of side A?
  
• If #x = -3# and #y = 8#, what is the value of #3y - 2x^2#?
  
• Question #cec76
  
• Question #41fd3
  
• What is the gravitational potential energy of a # 22 kg# object on a shelf # 3/4 m # high?
  
• What is the electric current produced when a voltage of #4 V# is applied to a circuit with a resistance of #88 Omega#?
  
• If a current of #4 A# passing through a circuit generates #48 W# of power, what is the resistance of the circuit?
  
• What is the distance between #(8,5)# and #(1,2)#?
  
• How do you find the slope and y intercept for #y=3x+2#?
  
• How do you factor completely #p^2 - 2p +1 - y^ 2 -2yz - z^2#?
  
• How do you find the slope and intercept of #y=2x+5#?
  
• What is the vertex form of #y= 9x^2 + 27x + 27 #?
  
• How do you solve the inequality #-15 <= c/-4 - 15#?
  
• How do you find the vertex of #f(x)= -x^2-3x-6#?
  
• What is the equation of the line with slope # m= 6/13 # that passes through # (12,19) #?
  
• What is the standard form of #y=(3-x)(5x^2-2x)#?
  
• What is the vertex of # y=x^2 - 8x - 3 #?
  
• What are alkyl radicals?
  
• How do you solve the system of equations #5x + 5y = 15# and #4x + 6y = 10#?
  
• What is the standard form of # y= (6x-4)(x+3)-(2x-1)(3x-2)#?
  
• How do you solve the following system: #3x + 2y = 1, 2x + 3y = 12#?
  
• How do you solve the inequality #–9(x – 2) < –72#?
  
• What is an organic compound found in most cells?
  
• Iron is a solid, gray metal. Oxygen is a colorless gas. When they chemically combine, rust is made. Rust has a reddsh brown color. Why is rust different from the iron or oxygen that it is made of?
  
• How much work should be done on a bicycle of mass 30kg to increase its speed from 2m/s to 5 m/s?
  
• Your health insurance premium is $4211 annually. If your employer pays 80% and you are paid monthly, how much is deducted from each monthly check?
  
• What two factors determine the point at which a liquid will boil?
  
• A boat is trying to cross a river that is flowing at 2 m/s. The boat can travel at 4m/s. What is the resultant velocity of the boat?
  
• How do you use a phase diagram?
  
• What is the distance between #(8, 2) # and # (4, 7) #?
  
• Question #3d578
  
• Why is the basic shape of alkanes tetrahedral?
  
• How do you find the vertex of #y=2x^2 +11x-6#?
  
• What is the distance between #(8, 2) # and # (4, -5) #?
  
• What is the slope of the line passing through the following points: # ( 3,5 ) , (2, 0)#?
  
• What is the standard form of # y= (x - 8) (x + 4) #?
  
• How do solve the following linear system?: # x+2y =2 , x - 3y = -6 #?
  
• When Brie was born, she received a gift $500 from her grandparents. Her parents put it into an account at an annual yield of 5.2%. Brie is now 12 years old. How much is this gift worth now?
  
• How do you solve the inequality #6 <x - 6 <=8#?
  
• What is the domain and range of #y = x^2 + 4#?
  
• How do solve the following linear system?: # x+2y =2 , x-2y = -3 #?
  
• What is the vertex of #y=-2(x+3)^2+1 #?
  
• What are the correct values of #x# in the equation #4x^2 = y# when #y = 144#?
  
• What is the slope of the line passing through the following points: # (5,-3) , (7,3)#?
  
• How do you find the slope and y intercept of #f(x)=-2x-5#?