If and , and the Vectors Make Angles

question 85

Multiple Choice

If and , and the vectors make angles of with the x-axis respectively, find the component form of the sum of u and v. Round answers to two decimal places.

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Definitions:

Heritability Coefficients

A statistic used in genetics to estimate the proportion of variation in a phenotype that can be attributed to genetic differences among individuals in a population.

Twin Studies

Research studies that compare the similarities and differences between monozygotic (identical) and dizygotic (fraternal) twins to understand how genetics and environment influence traits and behaviors.

Non-twin Studies

Non-twin studies are research designs that investigate the effects of environmental and genetic factors on individuals without relying on comparisons between twins, contrasting twin study methodologies.

Evolutionary Psychologist

A professional who studies how evolutionary theory explains psychological traits and behaviors as adaptations.