Imagine a circuit with a 47-volt battery attached to four resistors, all in parallel: a 13-ohm resistor, a 3-ohm resistor, a 15-ohm resistor, and a 4-ohm resistor. What is the total resistance of this …

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The median (or mid-segment) of a trapezoid is parallel to each base and its length is one half the sum of the lengths of the bases. Are some squares trapezoids? Does no trapezoid contain a …

A 0.1 M solution of lactic acid has a pH of 2.44. Calculate Ka for lactic acid? A weak acid,HA has the concentration of C mol/dm and degree of dissociation ,β.Assuming Ka<<1, prove that β is …

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See explanation. Two events are independent if the probability of their product is a product of their probabilities: P (AnnB)=P (A)xxP (B) So to calculate the probability of a product of 2 …

May 1, 2015 · All lines parallel to y=ax+b have to have the same coefficient at x in the form y=px+q. That is, p=a. In our case all lines parallel to y=-x+6 have to have a form y=-x+q, …

Feb 9, 2018 · Line A and Line B are parallel. The slope of Line A is -2. What is the value of x if the slope of Line B is 3x + 3? Algebra

A line passes through # (2 ,8 )# and # ( 1, 5 )#. A second line passes through # ( 6, 8 )#. What is one other point that the second line may pass through if it is parallel to the first line? …

Feb 28, 2018 · sqrt144=12 It is a good idea to memorise the squares of the first 20 integers, it will also help with the corresponding square roots If you can't remember them then splitting the …