- Two vectors 4i+7j and 2i+3j are added. The magnitude of the sum of these vectors?

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Why are antibiotics that target the bacterial membrane likely to have a low therapeutic index? How might this limit their use? Discuss.? What is the length of YX¯¯¯¯¯¯? Enter your answer as a decimal in the box. Round your final answer to the nearest hundredth.? The half-life of radioactive potassium is 1.7 billion years. If 10 grams are present now, how much will be present in 50
years? Suppose you roll a die and toss a coin. Find the probability of getting a tail and an even number? Is there a space needed after the use of dots (...)?