Please help me to answer these questions step by step. Easy to… Please help me to answer

Please help me to answer these questions step by step. Easy to… Please help me to answer these questions step by step. Easy to follow. Only do #5,7,9 Image transcription text5. Each of the following vectorexpressions can be simplified andwritten as a single vector…. Show more… Show moreImage transcription textZ R 7. The rectangular box shown islabelled with OX = X, OY = y, and OZ =Z. Q Express each of the … Show more… Show moreImage transcription text9. In still water, Maria can paddle at therate of 7 km/h. The current in which shepaddles has a speed of 4 … Show more… Show more  Math MATHEMATICS MCV4U Share QuestionEmailCopy link