Answers created by JJ

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• Question #c4cb7
  
• Question #05d81
  
• How do you solve `3( 6x ^ { 4} - 5x ^ { 2} - 1)= 0`?
  
• Question #96585
  
• How do you solve `-5m ^ { 2} + 2m + 39= 0`?
  
• How do you simplify `4< 3( 2x - 14/ 7) - 2`?
  
• How do you balance `Na + H_2O -> NaOH + H_2`?
  
• How do you simplify `2x ^ { 3} ( - 8x ^ { 2} + 2x - 9)`?
  
• How does acid affect pH?
  
• What is the domain and range of `-3x + 2y = -6`?
  
• How do you solve `1/ 5y - 2/ 3= 6`?
  
• What is the complete subject and predicate in this sentence?
  
• How do you simplify `\frac { p ^ { - 4} q ^ { - 4} r ^ { 0} \cdot p ^ { - 1} r ^ { - 2} } { ( 2p ^ { 2} q ^ { - 2} r ^ { 0} ) ^ { 3} }`?
  
• How do you solve `\frac { 6} { 5} + \frac { 2} { 5} x = \frac { 47} { 20} + \frac { 7} { 4} x + \frac { 1} { 4}`?
  
• Factorize `(X^2+Y^2)^3+(Z^2-X^2)^3-(Y^2+Z^2)^3` ?
  
• Question #95b73
  
• What is `sqrt55` in simplified radical form?
  
• How do you find the domain and range of `y> -2/3x - 5`?
  
• How do you graph a line when the slope is a decimal?
  
• Question #2e775
  
• Question #493df
  
• Question #d648e
  
• How do you solve `root3(2x+15)-3/2root3(x)=0`?
  
• Question #97fcd
  
• How do you solve `\frac { 7} { x + 1} + \frac { x } { x ^ { 2} - 1} = \frac { 1} { x - 1}`?
  
• How do you solve `2x-2/3>=x-22`?
  
• Give at least 5 reasons why it would be difficult to do a direct count of a population?
  
• Substance A will not dissolve in water. What can be said about substance A?
  
• What does ionic radii mean?
  
• Question #9a163
  
• What is the domain of `1 / (2x - 6)`?
  
• How do you find the roots, real and imaginary, of `y= x^2 - 12x -9 -2(x- 3 )^2` using the quadratic formula?
  
• What will shield beta particles?
  
• Question #93299
  
• How do you find the zeros, real and imaginary, of `y=4x^2-2x+3` using the quadratic formula?
  
• How do you solve `10x^2-15x=0` using any method?
  
• What volume of `18*mol*L^-1` `H_2SO_4(aq)` is needed to make a `250*mL` volume of solution that is `0.50*mol*L^-1` with respect to `H_2SO_4`?
  
• Is the answer 5.5 ?
  
• What does the 625 represent in the expression?
  
• How do you find the domain and range of `2 / x^2`?
  
• What kind of bond forms between a metal and a nonmetal?
  
• How do you evaluate `-\frac { 5} { u - 6} = \frac { 5} { 2u - 12} + 3`?
  
• Question #328e9
  
• How do you multiply and simplify `\frac { x ^ { 2} + 5x - 14} { x ^ { 2} + 6x - 16} \cdot \frac { 2x + 16} { x + 6}`?
  
• How do you factor the polynomials `rp-9r+9p-81`?
  
• According to Erikson, during the infant stage of development, what must infants learn?
  
• Question #efe36
  
• How to find the domain and range?
  
• What processes can be considered the chemical reverse of each other?
  
• Some molecules of `C_11H_24` crack to produce ethene and propene. How would you write a balanced equation to show a cracking reaction which makes ethene and propene?
  
• Question #14f6c
  
• How many valence electrons does `Al` have?
  
• How do you evaluate `(8-t)^2-(t+5-t^2)^2+ (t^2 + 1)^2 -2t (t^2+ 6t -13) > 21`?
  
• Question #4767a
  
• Question #bc446
  
• What is percent error/percent deviation?
  
• How do you evaluate `\frac { 15} { 6} \div \frac { 35} { 24} \times 8\frac { 1} { 2}`?
  
• How do you solve `|2x-5|-2=3`?
  
• What is the value of `csc 17°`?
  
• Question #1ce1a
  
• The accepted length of a steel pipe is 5.5 m. How do you calculate the percent error for each of these measurements?
  
• Question #363c8
  
• How do you solve `\frac { r - 8} { - 2} = \frac { 11- 4r } { 11}`?
  
• Question #30449
  
• Given tan x = 0.7265 and 180° `<=` x `<=` 360°, what is the value of `x`?
  
• An alkene is an organic compound that contains what type of bond?
  
• Question #ebcea
  
• What is the term for the reactants in an enzyme catalyzed reaction?
  
• Question #f1315
  
• What is the slope and intercept of `4y + 1 = 0`?
  
• Question #cc96f
  
• How do you solve `\frac { 1+ 3x } { 7} + \frac { 2- x } { 5} = \frac { 3} { 35}`?
  
• Question #5e9ed
  
• How would you define reduction in terms of the loss and gain of oxygen?
  
• Question #d814d
  
• How do you write shorthand notation for elements?
  
• What controls how fast a chemical reaction occurs?
  
• Group 18 rarely combines with other elements. They are the "loners" or noble gases. Why do these elements not need to bond with other elements?
  
• What are some common mistakes students make with acid and base dissociation?
  
• Question #fab0a
  
• Question #40eec
  
• How do you add `\frac { 4x - 2} { 5x + 10} + \frac { x + 4} { x + 2}`?
  
• What happens to a glucose molecule that you eat?
  
• What are digestive chemicals that speed up reactions called?
  
• Question #1f162
  
• What is the shorthand electron configuration of Xe?
  
• What is the oxidation number of the metal in `MnO_4^(-)`, and how do we represent its reduction to `Mn^(2+)`?
  
• Do polar solutes dissolve easily in water?
  
• Question #8c507
  
• Question #4e8a2
  
• How does pH affect amino acid charge?
  
• How does pH affect amino acid structure?
  
• What two things can cause a shift in the phase of matter?
  
• How do the states of matter change during condensation?
  
• Question #323a9
  
• What type of equation is `4C_5H_9O + 27O_2 -> 20CO_2 + 18H_2O`?
  
• Question #905a0
  
• Question #934f7
  
• How do anhydrides react with water?